ELI5 Explain Like I'm 5: Bite sized answers to stuff you should know about - in a mini podcast (ELI5 Explain Like I'm Five Podcast)

What’s the difference between Pickleball and Padel? Why is it called Pickleball? Was it named after the family dog? Why is the court the same size as a badminton court? Who is investing significant money into the sport? Can Pickleball or Padel surpass tennis in popularity? ... we explain like I'm five To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Who invented boba? Are bubble tea, pearl milk tea and boba all the same thing? Where is Tapioca originally from? If many people in Taiwan are lactose intolerant, how is it that milk tea would be invented there? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: thedarkabys, bazinga-5713, h1deki, fiercelyfuzzy, jordans_channel_, aeolianbroadsword and llanite To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why do people talk about graying hair as Marie Antoinette syndrome? Researchers finally think they know why stress turns your hair gray - we attempt to explain like I'm five.   ... We explain like i'm five!   Help more people fund us by leaving a rating on iTunes.   Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: silver_kitty & protusmose Harvard study published in Nature: https://www.nature.com/articles/s41586-020-1935-3 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why were the Olympics so strict about amateurism in the first place? Why were professionals not allowed initially? Who was disqualified for being a professional? How did the lines between amateur and professional blur? Are there any sports left in the Olympics that still maintain that strict amateur status? ... we explain like I'm five To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What makes popcorn pop? Can we pop other grains like rice or quinoa? Why does the first kernel popped not burn while the others are being popped? Why do most brands of microwave popcorn require one specific side to be placed up?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: padenormous, advrider84, alex_dlc, metal_opera, uno-dos, robertsihr, diverguy1982 & cjluthy   To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.facebook.com/eli5ThePodcast/  or send us an e-mail: ELI5ThePodcast@gmail.com ... we love hearing from you!

What exactly is the Higgs boson and why is it often referred to as the 'God Particle'? What is the significance of its discovery? What is a Boson? How does the Higgs Boson relate to the Big Bang Theory and the formation of the universe? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: aschentei, nottherealslash, elskerelks, mazaru , dissentologist and trueeyes To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Is it true that the temperature on Saturn is hot enough for it to rain diamonds. How can this be when the planet’s so far out from the sun? And how can this be given that Saturn is a gas planet? Why does Saturn have a Hexagon on its North Pole? Why are Saturn's rings almost perfectly flat and flush with each other? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: 10sans, kschoes, agate_, cessnablackbelt, jaa101, drdimebar, turboaoul81, wild_tetsujin and busterwasmycat To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What is the purpose of prison bail? If somebody should or shouldn’t be jailed, why make it contingent on an amount of money that they can buy themselves out with? What is a bond? If you are not denied bail, what are your choices? How much is typical bail? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: lyghtpete, petwins, yglorba, umassmza, drafterman, red_atnight and willvasco To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What does a central bank do? What’s the difference between a central bank, a reserve bank and a monetary authority? Why are some people against having a federal reserve? What is a CBDC, a central bank digital currency? How is it different to crypto currencies? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: reingding13, yellowjacketcoder, ronquistador, rdavidson24, sakiliya, wrsaunders, litecow and cross_keynesian To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What two fears are we all born with? What is the most common phobia? Why are phobias categorized as specific and social phobias? Who are some famous people with phobias? ... we explain like I'm five Thank you to the r/explainlikeimfive community whose questions and comments formed the basis of this discussion. To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What's the difference between the shiny and dull side of aluminum foil? Are you supposed to cook with one side rather than the other? Why is it called tin foil if it's made of aluminum? Why does tinfoil affect teeth nerves so much? Why is it alumiNUM in the US and aliuminIUM in the UK?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: genoooooo, rataridicta, originfoomanchu, bigmax, randomly_redditing, torakmclaren & odd_sonder To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How did Shigeru Miyamoto come up with Mario, and how has this character evolved over the years? How is it that the first Mario Bros. game was about 32kb, but a JPEG of the game is over 300kbs in 2023? What made the game mechanics so special? Why is the first level of Super Mario still studied today? Who is the real-life Mario that the character is named after? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: mrblackops16, sneaky_gopher, displacedpie, grumblyoldman, summerandtinkles and mrdrofficer To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why is the Mona Lisa the most famous painting in the world when many other paintings are technically harder? How was it stolen? Who is Lisa? What is so captivating about her smile? What happened to Louvre visitor numbers after the painting was stolen? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: w00dzy87, idrinkyrmilkshake, denisedenephew, tritter211, sidkkk, bird_thewarbearer, flyingblues and plasma_dan To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why can't we seed clouds to solve California's drought problem? How does seeding clouds even work? Which countries and states have used the technology? Who legally owns a cloud?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: grenata, ratelslangen2, irwin96, drkobbe, kaseyB, steavee and shaggorama To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How do bears manage to keep their muscles strong after hibernation? If bears can hibernate through the winter living strictly on fat, could people potentially do the same and just sit around and not eat anything? What mechanism allows seed to hibernate for thousands of years and simply wake up to the first sign of water? Would a bear that's raised domestically, including sleeping indoors, still go through hibernation? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: ripghost, nesbiteme, riconquer, auswanderer, zodadoza, 7ambez, inspectormac9, coolappz and meowsaysdexter To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Does the visible streak an airplane leaves behind depend on the type of plane? Why do some airplanes leave streaks and others don't? What conditions make for good contrails? Why don't jet engines have a grill in front of them to stop birds etc getting sucked in? What are chemtrails?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: runiat, erratic_professional, koleslaw, concise_pirate, thekeffa, lnl_hutz, gnonthgol & zer0summoner To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Humanity has lived off bread for thousands of years, so why has the past decade seen such a rise in people 'allergic' to gluten? What is gluten intolerance? What is Celiac’s disease? Why did doctors once think that a banana diet was its cure? Finally, are there any negative effects from a gluten-free diet?   ... We explain like i'm five!   Help more people fund us by leaving a rating on iTunes.   Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: addacus117, p3tunia, the1ine, police-ical, pupperpowell, pantstoespantstoes & nohissyfits NPR article referenced To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Superman did it in Superman 3. If coal turns to diamonds through pressure, could we dump a bunch of coal on the ocean floor to turn them into diamonds faster?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: rnbwmstr, bizitmap, stuthulhu, nevm, iamplasma & sir_beard   To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.facebook.com/eli5ThePodcast/  or send us an e-mail: ELI5ThePodcast@gmail.com ... we love hearing from you!

Why was VitaminWater sued over the 33g of sugar in each bottle? How do our bodies work with artificial sweeteners? Why do diet sodas taste different to regular ones? Are artificial sweeteners a good way to lose weight? Do they cause cancer? Why nutrition labels for TicTacs list zero sugar? ... we explain like I'm five Study referenced in this episode: Association between intake of sweetened beverages with all-cause and cause-specific mortality: a systematic review and meta-analysis https://academic.oup.com/jpubhealth/advance-article-abstract/doi/10.1093/pubmed/fdab069/6218497 Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: rhumsaa, iamaddicted2r_ddit, sablemint, richmana, phenylacetate, clburton24 and joe6161 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What makes your metabolism faster and what makes it slow down? In my day to day cycle what happens to it? How big of a factor is metabolism in losing weight? Can I overcome a slow metabolism with exercise? Is it going to totally mess up a diet?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: takingbackmychem & vijchti   To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.facebook.com/eli5ThePodcast/  or send us an e-mail: ELI5ThePodcast@gmail.com ... we love hearing from you!

Why does it take 24 hours for muscles to start hurting after a workout? Why not straight away? We explain delayed onset muscle soreness (DOMS) like I'm 5. And while we're at it, what are muscle knots? How do I get them and get rid of them?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: 400stars, peaceoutscout, crispturtle & chaveza94   To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What is deja vu? Why does it occur? Explain the weird sensation when you remember that you forgot something, but can't remember what it is that you forgot? What is presque vu? How about jamais vu - often described as the opposite of deja vu?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: nobody_o, jxf, keligrein & solensia To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

A mini podcast where Tim & Kevin answer questions like: why it's so hard to run in your dreams, why no metal in microwaves, who do countries owe when they're in debt or who invented French fries if it wasn't the French! Episodes are short and sweet (typically less than 8 minutes). Thank you for listening and hope you enjoy the show!

What’s the use of the cart that pushes back the airplane? Can planes not reverse without it? How can a cup of water not spill in an airplane when the plane tips its wings to make a broad turn? Why do military planes tend to have wings above the body and commercial planes have wings underneath the body? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: runborgondy, ableseacat14, nil_defect_found, cow_launcher, tehwildman_, jonnycruz666, mak-15 and plane_pro To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Where does wine get its taste? Why is it that everything can be tasted in the wine from the climate to the soil but pesticides are never mentioned? Do pesticides affect the taste of wine?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: ecoJamesbond, indigostrudel & wine-o-saur   To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.facebook.com/eli5ThePodcast/  or send us an e-mail: ELI5ThePodcast@gmail.com ... we love hearing from you!

If an earthquake is the moving of a giant plate, why is the epicenter a single point and not the entire fault line? How do they make buildings earthquake proof? When did an earthquake shift an entire island?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: tridax00, pychomp, abtino11, raidere, tattedspyder, moodoperator, mesaisthesenate, uyscutipuffjr, mintaka3579 & spcialkfpc To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How does siri hear me say “hey siri” if it isn’t constantly listening to my conversations or me speaking? Why are most voice assistants’ wake phrases 3 syllables? “Hey Siri”, “Alexa”, “Hey Google”. How are synthesized voices (like Alexa and Siri) made? Why did the guy who is the voice of Siri not even know his voice was being used? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: buildedit, gnonthgol, xtremeed, mjmurcott, bigmamamk, sacredfool, taxoro and scienceissexy420 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How does the body get vitamin D from the sun? Why is vitamin D not actually a vitamin? Why do we need it? What foods are high in vitamin D? What happens if we get too much? Why are there so many types of vitamin B (e.g. B1, B2, B3, B6, B9, etc), but only one type of some other vitamins (such as C and D)?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: mbisme, mcmustang51, monstrag, gnonthgol, myhandsunclean, mitobear, lasseft, greygreygrey12, vizsla_velcro, splitegg & schnutzel. To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What happens if we sleep without them? Does it cause long term spinal problems if you sleep without one regularly? Why do babies seem to do fine without a pillow?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: starrdust322, agentelman, open_door_policy and philosophile42 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why is it called a bear market? How did it become used to describe financial markets? What does it have to do with bear skins? What does a stock market ‘dead cat bounce’ mean? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: tallahazey21, lazerslayer, azotta and willtheyeverlearn To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How does the ear canal and the eardrum keep itself clear of earwax? Why is only one third of your ear canal able to clear ear wax? What does your jaw have to do with ear wax removal? Did you know that people have one of two types of ear wax based on their genetics? Why have anthropologists done studies on ear wax?    ... We explain like i'm five!   Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: akadap, h2opolopunk, rthereanynamesleft, dkf295 and martinonfire. This wikipedia article was also helpful in research for this episode: https://en.wikipedia.org/wiki/Earwax To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How can just a few hundred cables under the ocean provide the internet to the entire world? Who actually owns and manages these cables? Who lays these undersea cables in the first place? What do these cables look like? Was it a shark or boat anchor that nearly took down the internet in several countries in 2008?  ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: tezoatlipoca, newpassionfruit and chaotic_lemming To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What causes stress? What does it do to our bodies? What’s the difference between 'fight or flight' and 'rest and digest'? Does stress cause grey hair?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: 4dddyq, windystew & penakazato   To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.facebook.com/eli5ThePodcast/  or send us an e-mail: ELI5ThePodcast@gmail.com

We talk so much about oxygen and carbon, but 80% of the atmosphere is nitrogen. How does it fit in? Why does it not get talked about? Why does 1% of the world’s energy go into speeding up the nitrogen cycle? Why do divers know a lot about nitrogen? Why is liquid nitrogen so useful? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: chicagofaucet, edman007-work, topomouse and scarabic. To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why is the discovery of e=mc^2 such a big deal? How important was it really? In what way did it make smartphones possible? What was special about the way Einstein was taught algebra? Why do we always think of the iconic photo of Einstein with his tongue out? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: cumoisseur, grungyit, rasye and polar_roid To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why does MSG have a bad reputation? What is Monosodium Glutamate? How does it make everything taste delicious? What is umami taste? Is MSG really unhealthy for you, or is that a myth?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: dude_meister, asquier, therealbiglou, rkwan095, wormsblink, dstarfire, astayer21 & rhynod. To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What exactly is a Dyson Sphere? What materials would be required? What is a Dyson Swarm and a Dyson Bubble? Could any other civilizations have built a dyson sphere already? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: apprehensivemedia999, loki-l, kriss3d and joushmark To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why are nursery rhymes so morbid? Is Ring Around the Rosie really based on the bubonic plague? Why were they used as anti-authority memes? Where does the term Mother Goose rhymes come from?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: bon7bon2000, the_original_retro, largosan, noplaytime, iateurcrayonz, mecaenas, smithy2997 & wannabebunny To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What is it about grapefruit that makes it incompatible with so many prescription drugs? What is CYP3A4? What about other similar fruits? Why the name grapefruit if there's no relation to grapes?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: z-freak, smitten430kittens, 2pam, mistmanx, unusually_awkward, zldfn101, iamlizzy1, capt_groomp, dooks4introvert, notyogrannysgrandkid, femifoodie & tgpineapple To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What are the two reasons that 1 is not classified as a prime number? How did the definition of prime numbers evolve? What is Euclid’s theorem and how does it relate to prime numbers? Explain the Twin Prime Conjecture. How do prime numbers play a crucial role in encryption methods, especially in securing digital communication? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: hypertinks, jamcdonald120, viskerratio, vladdy-the-impaler, frostyfingertips and functor7 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How effective are ice baths and what are the benefits? How did they become so popular? Is it wrong to take a hot shower after a big meal? Is there danger from taking a shower in a thunderstorm? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: jimmyb3121, qjkxkcd, copnonymous, sixpennydruid, nova_saibrock, xylarthetimeless and greenstrong To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What is money laundering? Why can’t a criminal just spend good old fashioned cash? What are some of the ways used by criminals to launder money? Besides casinos, why are laundromats often mentioned? Why are countries like Panama and Cyprus ideal for laundering money? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: courtimus, atomkanister, el_mochilero, skatingraccoon, jakob4800, mechadragon469, m34tbag, slippedtheslope and paxnova To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why do they switch out the basketball net frequently in the NBA? What was Tim Duncan doing before he got into basketball? How and why did backboards become part of basketball? What’s behind the color convention of home and away jerseys? What is the most accurate free throw tecnique? Why is the Lithuanian team of 1992 called ‘the other dream’? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: howmuchbanana, a trumpster, neugo, munot, vernvernsipsip, atlasairborne, marco19, lakefargo and waveofpbr. To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How does an air fryer work? Isn't it just a fancy convection oven? Is it really more healthy? What does the air fryer have in common with the instant pot?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: rritaintme, jaksblacks, whythecynic, muffinpuff, exnato, osgjps, greenstrong, kaki_kencing & xelopheris To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What is the difference between swiping my bank card as a credit vs. a debit? Why do you need to use credit to get rewards points?  What role does Visa and Mastercard play in the process? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: bringer_of_words, tehwildman_, herohas, niuniu1218, civil_politics, goldzatfig, londonpilot and loodog To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How long has doping been a problem? What does doping have to do with the word beserk? Who was the first person to get disqualified for doping and what did he take (the answer may surprise you)? Why is it so hard to detect? How did Lance Armstrong get away with it for so long? Why isn’t caffeine on the banned list? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: noto987, gnonthgol, huphelmeyer, zeusoid, nickel5, dustofoblivion123 and rodent567. To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why was the Spanish Flu of 1918 called the Spanish Flu when it was a global pandemic? Why was the 2nd wave more deadly than the first? How many people were affected? Where did it originate? ... We explain like i'm five! Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: whosafossa, scriptifex, thatsnicemyman, bakanogami & alohapizzaguy Article referenced: https://www.smithsonianmag.com/history/journal-plague-year-180965222/ To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How do French words like “cul-de-sac” and “hors d'oeuvres“ end up part of the English language without being translated to English words? Why did a language as widely spoken as Latin completely die? Why does this 'dead' language still have such a powerful presence in modern English? What is a calque? Why do some Latin phrases remain untranslated in common usage, like "status quo," "vice versa"?  ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: fergi20020, nmxt, schnutzel, nico87ca and phasmafelis To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Are the 100+ year old skyscrapers still safe? How do skyscrapers get built straight up without any leaning or imperfections or off angle walls? How does the concrete get poured so perfectly? How have designs changed over the years? What NYC had a 6% chance of falling in any given year? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: troyisawinner, justasking1t, johnproof, monkshabit, torostein, hopefulmonstr, hippityhoppityboop, flannelheart and krisalyssa To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What is the Streisand effect? How was Barbara Streisand involved? Why is it such a universal from China to South Africa? What are the implications of the Streisand Effect in recent ‘right to be forgotten’ legal cases? ... we explain like I'm five As always, thank you to the r/explainlikeimfive community. To the ELI5 podcast community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why do we use genetically modified organisms? What are the drawbacks? Are there any health issues with GMO foods? How did Norman Borlaug save 1 billion people? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: queengonzo, thatdudeonthephone, steventhesloth, karnman, amrbean, app6a, qasqaldag To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What causes a sore throat? Why is it that alcohol, which is a disinfectant, doesn’t cure a sore throat? Why is honey a popular remedy? Explain the science behind the "lump in your throat" feeling. Did George Washington die of a sore throat? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: perkovic15, nmxt, admiralakbar1, thezhoumustgoon, dcsantonio, imlagginghelp, tstack123, intanetto, ddbaby, peppercakerinkiki and tbf16 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How does Bitcoin it work? How do I get it? What is the blockchain? What is mining? Why are ASIC and GPU or video cards used instead of a more general purpose CPU?   ... We explain like i'm five!   This episode mentions a shout out to the Unchained Podcast which you can find here: https://podcasts.apple.com/us/podcast/unchained-your-no-hype-resource-for-all-things-crypto/id1123922160   Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: concise_pirate, mmessina978, stefanutzu212 & eskelsar   To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How does a country devalue their currency, and why would they want to do that? What does it mean when people say a government is manipulating a currency? And what does it mean to either ‘peg’ or ‘float’ a currency? Explain the Bretton Woods system? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: sakiliya, wrsaunders and baldbear_13 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How do cargo ship containers not topple over in rough seas? What’s the secret as to how they all stick together? How did they all become standard sizes? Who was the ‘father of containerization’ and how did he get things to change so rapidly? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: grayfield, boewle, nebbie13, kiwiloverbutallergic, fish-fingered and cardiparti To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How did people maintain their teeth before toothpaste? If the first modern toothpastes were not sold in tubes, what were they sold in? When did they add fluoride? Why can't our teeth heal like our skin and bones? .. we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: dude-e, wenchister, the-illusiveman, duplojamaal, nemesis24k, perseus_turambar, who_cares_about_name and radbadtad To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why did we settle on chicken eggs as our standard eggs? Why not quail eggs, duck eggs or even ostrich eggs? What in evolution made chickens so productive? How did cow’s milk win over goats milk or bison milk? What is the concept of the butter line and why does it matter? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: budford12, misanthropeX, greenstrong, acceptablemadness, alexl14, darkalman and cavemanjoe47 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com  

Is there a significant difference between hand soap and body soap? Why does using bar soap often leave a "squeaky clean" feeling compared to liquid soap? How about antibacterial soap that has become popular in recent years? Is it more effective than regular soap? Is it alcohol in them that kills the bacteria? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: dankutobi, andiell, parallax3, germtheory, typhoneus, wafflebauf, formyfrog, catwhowalksbyhimself, amaranth1977 and lumpywon To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Did you know that the word Jeans comes from Genoa Italy? Where does the word Denim come from? Is true what that you don't have to wash jeans, just put them in the freezer? Did the CEO of Levi's really say that?   ... We explain like i'm five!    Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: warpvsweft, b0nesawisready & tchoob   To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why is the word sanction an autoantonym? What does imposing sanctions on another country actually do? How has Cuba been able to live with sanctions for so long? Why do we not have red pistachios in the US? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: emmettiow, tasguam, pigakila, comrade_deeco, ozzywalt14, lawlipop83, asus_i7 and ill_outside8827. To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why do we still change clocks to Daylight Savings Time when so many people dislike it? Who came up with the idea in the first place? Why is there a movement to permanent Daylight Savings Time? Are farmers for or against Daylight Savings Time? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: sushiandwow, eigenfood, tripshed, bunchoatoms, jiceman and grizzletron. To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

When scientists say an eagle can see a rabbit in a field from a mile away, what do eagles actually see. Is their vision automatically more zoomed in? Do they have better than 20/20 vision? Why is 20/20 vision not perfect eye sight? Could I buy glasses that improve my vision beyond 20/20?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: deathstryk, cholula_brolula, viper826, risbia & subarusucks To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why was there a sudden change in Teflon plans in 2015? Are newer versions of Teflon safe? What is the chemical used to make Teflon that is in the bloodstream of 99.7% of Americans?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: dj_orka99, thebiga1806, doctormodalus, chem_equals, cicya, twatical, d2nekon and tracygee To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Since space has no air in it how can astronauts breathe fresh air inside the International Space Station (ISS)? Do we ship oxygen up to the ISS in tanks? Do we presently have the technology to make a self-sustaining biosphere in space?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: twentythousandleague, happythoughts413, masu12, santi871, mvilla & tico_de_corazon   If you have suggestions, comments, or would like to be a guest on an upcoming episode of this podcast, please reach out to us at ELI5ThePodcast@gmail.com.

What was the recent algorithm change that is affecting everyone's credit scores? Why do FICO scores start at 300 and end at 850? What factors affect my credit score?   ... We explain like i'm five!   Thank you to Empower, the sponsor of today's episode. For more info about Empower, visit: empower.me/ELI5   Help more people fund us by leaving a rating on iTunes.   Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: snowydew, acreditguru, less_is_happiness, chuyskywalker, aeyln & sonobomb. To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why are onomatopoeias different in different languages? If the sound is the same, why is it that the word for the sound is different? When was the first Onomatopoeia? Why is the word ‘cliche’ an onomatopoeia? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: masher_oz, drunken_assassin, seductive_cactus, drsjsmith, yoshiboo22, lobsang_ludd, vamosity-cosmic, mrdeathchicken and nkalinos To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Is it true that Coca-Cola popularized the modern look of Santa Claus? Why do most of our "traditional" Christmas songs, images and TV/movies come from the 1940s to the 1960s? Why are red and green commonly associated with Christmas? Brian Earl from the Christmas Past podcast joins us for a range of Xmas questions.   ... and we explain like i'm five!   Help more people fund us by leaving a rating on iTunes.   Thank you to Brian Earl from the Christmas Past podcast. If you'd like to hear more excellent xmas episodes, check out Brian's podcast here: https://christmaspast.media/   To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why are red, blue, and green considered primary colors for our TVs and Computer Screens, but for our printer ink, we have cyan, magenta, and yellow are primary colors in ink? What about red yellow blue as we are taught as 5 year olds? Could there be a fourth primary color? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: jefferey1313, themuffinman91, amoebachant, goldgibbon, dodweon, try-catch-finally and kile147 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why are clothes that are hung to dry crunchy/stiffer than clothes dried in a dryer? How does spandex make cotton stretchy? What does it mean when they say cotton 50% and something else 50% like polyester or lycra? Please explain bed sheets and thread counts?   ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: ldi1, prionbacon, dbmaniac, shoziku, aktuarie, motomike256, dansworth, quantumhamster, demanbmore, kstakka, platanosinpantalon, jarjarawakens and pescodar189. To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why don’t hurricanes seem to hit the West Coast of the USA or Europe? What is the Coreolis effect and why does it determine which direction a hurricane spins? They say the water flushes down a toilet or down a drain in opposite directions in the northern and southern hemispheres - fact or fiction? Why did hurricanes all have female names at one stage? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: kristin9898, baroncoop, puzzlealbatross, competitivetable1, vinnaey, agate_ and bizitmap. To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Is there a difference between ADD and ADHD? Does ADHD affect adults? How is it not just being hyper active? What goes on in the brain of someone with ADHD? Why do some people not believe in ADHD? What makes video games and people with ADHD a perfect fit? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: mrsrainey, professional-eye-878, 4102reddit, craftybeerdad and oogieboogieboogieboo To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How does AC and refrigeration in general work? Why is Freon gas used? Why do some people say that air conditioning is a cause of Legionnaires' disease?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: theod4re, burried_treasure, off2seethewiz, jbota, futurol & super_ag   To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What is anxiety, and how does it become a disorder? What is happening physiologically when people describe getting an anxiety lump? How is anxiety different from depression? How is clinical depression diagnosed? Why do mental health symptoms seem more intrusive, disruptive and severe at night time? Why does exercise appear to help with mental health? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: aroundtheworldwithme, togoboldly, reallybigleg, mol-view, whatifim80lol, crazycatlushie, throwawaytherulebook, franklydankmemes, jetfuelfire To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why do military planes like the Hercules C-130 and Airbus A400M military transport planes use propellers instead of jet engines? What makes them more versatile for shorter runways? Why is a turboprop engine not the same as regular piston propeller engines? Explain the difference between a turbojet, turbofan and turboprop. ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: elena1995x, dirschau, airbornerodent, frat_guy_pa, arztnur, noxious89123 and kaiisim To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Is it theoretically possible that my key could unlock a second car somewhere else in the world? Why is the keyless entry system separate to the keyless ignition system? What is an immobilizer? What is a rolling code, and why is it important that my car has one?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: miichiseboss123, matraxia, hands_on_tools, dragonx254, donaldpshimoda, slightlylesshairyape and raresh985 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What exactly causes a burp, and why does it happen? How do cows and their burps play a role in greenhouse gas emissions? When they say  “livestock are responsible for burping the methane equivalent of 3.1 gigatonnes of carbon dioxide into the atmosphere annually" what does the methane equivalent of CO2 mean? Where was the world’s loudest burp recorded? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: yeetonem, purehatred89, insane_eraser, shakeshuka, mmmmmmbacon12345, bishopdamage, creasedjaw and rudimentarysasquatch To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How does the technology work to determine if a tennis ball is in or out? How accurate is it? Why is it difficult to replace all sports officials with systems like hawk eye?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: lo0rdAri, wanikuma, capnaspen, carlr818, keklenny06, woda8566 and th3_gruff To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What makes cling film sticky? Why are there competing theories for how it clings? Why is the Saran Wrap product significantly less sticky today than it was before 2004? Why does wrapping a plastic bag around your credit card help it scan?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: 4emonas, jbloom43, genghiskhen, phage0070, meowi_purrr, thirteenera, chippolot, inanecathode, uglydodo, diamondcubeminer, thebladex666, concise_pirate and mattschmie To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why should we ‘eject’ before physically removing a USB device? Who came up with the idea of USB in the first place? What is ‘juice jacking’ and why do we need to watch out for it? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: perkovic15, nmxt, admiralakbar1, thezhoumustgoon, dcsantonio, imlagginghelp, tstack123, intanetto, ddbaby, peppercakerinkiki and tbf16 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why do adult shampoos sting your eyes while kid shampoos are eye friendly? What is the difference between shampoo, soap and shower gel? Why is it that no matter the color of the shampoo, the foam is always the same - white? If shampoo strips away oil and conditioner adds oil, how are 2 in 1 shampoo + conditioner products possible?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: jackthejokey, p33k4y, jesshashobbies, fawkesfan, train_of_thoughts, zeekidc2, war-gear2004, squeezypoofs, droccafella03, kobusa, lumpywon, nokvok & omapuppet. To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why is tennis scored so oddly? Why do pro tennis players always take 3-4 balls and then discard some immediately before serving? Why do tennis ball cans have a soda lid on them? How does hawk-eye work?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: lo0rdAri, wanikuma, capnaspen, carlr818, keklenny06, woda8566 and th3_gruff To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Measles have reappeared in the US because of anti-vaccination movements. Why should I care if I'm vaccinated, aren't I already protected from it?   .. We explain like i'm five!   Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: delixd, antechronos, shifty_coder, okverymuch, silver_agocchie, robbak & quicksilver-rain   To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.facebook.com/eli5ThePodcast/  or send us an e-mail: ELI5ThePodcast@gmail.com ... we love hearing from you!

How does the body decide where to add or take away fat when gaining or losing weight? Why is it that lower stomach fat and lower back fat are harder to lose compared to other areas? Why does working a muscle with low weight and high volume vs high weight and low volume yield different results? Why do powerlifters wear those big belts around their waists? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: gailson0192, sirduke6, limbonics, maxwellvador, maximov86, dirtydbag, Mookie_Merkk, djmcmayhem, thetreece and bakemechocolatecake To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why does the moon perfectly cover the sun during a total solar eclipse? What's the difference between total, partial, and annular solar eclipses? It’s dangerous to look at the sun during a solar eclipse without proper protection, but is it more dangerous than staring directly at the sun when there isn’t an eclipse? How frequently do we get solar eclipses?Any tips for those wanting to photograph or view an eclipse? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: nolablue1024, troldann, lowtoiletsitter, antilokhos, thejeeronian, moonlightvenator, markydsade, csklmf86, blakeh95 and transparent_gilas To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What is nuclear fusion and how is it significant to us? How is it different to nuclear fission? What is the significance of the recent news that we have reached ‘ignition’ of nuclear fusion? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: wickinked, straight-faced_solo, km89, aetius476, nerdofnight and hurricanebrain To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why aren't 50% of people lefties? Why are right handed scissors not usable by left handed folks? Why isn't everybody ambidextrous? Why are a disproportionate number of US presidents left handed?   ... We explain like i'm five!   Help more people fund us by leaving a rating on iTunes.   Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: happyweeze, zodde, schorhr, deviousterran, llittle_llama, fox-mcleod, samzeman, mathem_ & howmanydads   To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What is so special about the blue variety of LED? Why do LEDs still get so hot if they are supposed to be energy efficient? If LEDs were invented in the 1960s, why have they only become popular in the last decade or two? Why did the blue LED warrant a Nobel Prize in Physics?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: laser_lens_4, spud4, jtw24, brierrat, loderman, audigex, chickencereal, agouti & emblem619 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why do cardio machines require you to put two hands on them to measure your heart beat when a wrist watch can do it just with one wrist? What’s the difference between an ECG and EKG? Which types of monitor is most accurate? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: saltyson32, internetboyfriend666, blindedbythesight, iuse2bgood, vexx_nl, angryocelot and notwearingatie To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Do laser beams get wider over a distance? Why are most lasers red and not white in color? What’s the difference between a powerful flashlight and a white laser? Did Albert Einstein invent the laser? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: titaniumdragon, skoncol17, syloh, gibson45 and e_snap To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why do we feel the urge to yawn just by seeing or hearing someone else do it? Do animals yawn? Why do we yawn when bored or tired? Is the oxygen explanation a myth? Why does everything sound muffled when I yawn? Why do I tear up when I yawn? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: rhapsodysparkles, stonefan, fireindeedhot, sleozz, leafmeb, greshirtbrownguy, duzzeno and fendrbud To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How does the body repair a wound? Do scars always grow back the same as they were before? Do fingerprints grow back exactly as the original? Why do scars not tan the same as normal skin?   ... We explain like i'm five!   Help more people fund us by leaving a rating on iTunes.   Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: sulfurexplosion, _baddwolf, mostlygray, fatboystew, excheesecake, insult_king, themarkhasbeenmade & jcmcfancypants   To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What are reverse mortgages in the simplest terms? What do they have to do with the singer David Bowie? What does the French origins of the word mortgage mean?   ... We explain like i'm five!   Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: asldkja, thameus, bunka77, world_leader_pretend, legends444, bumbling_bear, huskypupper and pulpheroe To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What exactly is a bailout and how does it work? If a company gets bailed out with taxpayer money, shouldn’t the public now own it? Why do governments often choose to bail out banks? Why don't they just let them go under? How do CEOs from failing companies bailout with golden parachutes? Where does the money come from? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: leokz145, max_p0wer, effofexisy, dirt_mcgirt, dawnoftheshred, vivekparam, dudeitsmeee To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

With such great speeds and a significant vertical drop, how do ski jumpers not sustain injury when landing? What makes one ski jumper better than others? How is a ski jumping course designed? Where is the largest ski jumping hill?   ... We explain like i'm five!   Help more people fund us by leaving a rating on iTunes.   Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: jcgk1123, badlawywr, simplequark, clairquilt, chunkykitty & nilfy. To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How does UV light sanitize? If UV is dangerous for our skin, why bother with low SPF sunscreens? How does sunscreen work? What does the SPF number measure? What sunscreen products were recalled recently? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: runiat, jamaalfuckincharles, bobt21, isthisnamegood, charlesdparrott, dehacked, void_vix, uh-oh-cherio, y-void, thebearwillbefine, ribbitboing, opus666 and mleitch To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How did we even measure it if it’s so fast? Why can’t anything go faster than the speed of light? If I were to take a really really really (light years) long stick and push something on the end of it, would it happen “instantly”? What are some of the loopholes that would allow us to theoretically exceed the speed of light? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: sometimesokayideas, diogeneskuon, maadmaxx, acrazygerman and tofuattack, thrasher1236969 and javanator999 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What do all the signs on an airport taxiway mean? What do the various markings and lights indicate? How are parallel runways numbered? Why does Atlanta Airport use an alternative NATO Phonetic Alphabet?  ... we explain like I'm five To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How did white become the standard color for golf balls, when a more vibrant color would make it easier to see as it’s flying through the air? How do TV camera people follow golf balls so accurately? How is ‘par’ determined for a golf course? And of course, the classic golf question - why are there dimples on golf balls? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: thepainapple, the_original_retro, cyb0ninja, zippo16, tezoatlipoca, xmosse, fringeaverage, robbak, toro816, akylax To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How did we go from secret handshakes to digital codes? Explain “something you know, something you have, and something you are”. Where was the first computer password invented? Why are SMS codes considered not that secure? Which former CIA director had their phone compromised via a teenage phone hack? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: aschentei, nottherealslash, elskerelks, mazaru , dissentologist and trueeyes To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

If we breathe out carbon dioxide, why does CPR work? Why does modern CPR training de-emphasize rescue breaths? CPR manuals talk about doing 100-120 chest compressions per minute - why so much faster than the average pulse of around 60-80? What does Michael Jackson have to do with CPR? Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: derstherower, voijarisa, cakeday173, marconidas, vaingloriou5, mavetju, joetomic, cashmoneykat, tezoatlipoca and rumble_n_the_bronchs To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com