Quanta Science Podcast (Quanta Magazine)

The post Artificial Neural Nets Finally Yield Clues to How Brains Learn first appeared on Quanta Magazine

The post Mathematicians Set Numbers in Motion to Unlock Their Secrets first appeared on Quanta Magazine

The post Statistics Postdoc Tames Decades-Old Geometry Problem first appeared on Quanta Magazine

The post A New Twist Reveals Superconductivity’s Secrets first appeared on Quanta Magazine

The post Scientists Pin Down When Earth’s Crust Cracked, Then Came to Life first appeared on Quanta Magazine

The post DNA of Giant ‘Corpse Flower’ Parasite Surprises Biologists first appeared on Quanta Magazine

The post Radioactivity May Fuel Life Deep Underground and Inside Other Worlds first appeared on Quanta Magazine

The post The Mystery at the Heart of Physics That Only Math Can Solve first appeared on Quanta Magazine

The post DNA Has Four Bases. Some Viruses Swap in a Fifth. first appeared on Quanta Magazine

The post How Many Numbers Exist? Infinity Proof Moves Math Closer to an Answer. first appeared on Quanta Magazine

Like a perpetual motion machine, a time crystal forever cycles between states without consuming energy. Physicists claim to have built this new phase of matter inside a quantum computer.

The post The Brain Doesn’t Think the Way You Think It Does first appeared on Quanta Magazine

The post The New Thermodynamic Understanding of Clocks first appeared on Quanta Magazine

The post One Lab’s Quest to Build Space-Time Out of Quantum Particles first appeared on Quanta Magazine

The post A Massive Subterranean ‘Tree’ Is Moving Magma to Earth’s Surface first appeared on Quanta Magazine

The post Biologists Rethink the Logic Behind Cells’ Molecular Signals first appeared on Quanta Magazine

The post The Brain Processes Speech in Parallel With Other Sounds first appeared on Quanta Magazine

The post Researchers Defeat Randomness to Create Ideal Code first appeared on Quanta Magazine

The post Mathematician Hurls Structure and Disorder Into Century-Old Problem first appeared on Quanta Magazine

The post Mathematicians Outwit Hidden Number Conspiracy first appeared on Quanta Magazine

The post Flying Fish and Aquarium Pets Yield Secrets of Evolution first appeared on Quanta Magazine

The post Evolution ‘Landscapes’ Predict What’s Next for COVID Virus first appeared on Quanta Magazine

The post A Solution to the Faint-Sun Paradox Reveals a Narrow Window for Life first appeared on Quanta Magazine

The post Machine Learning Gets a Quantum Speedup first appeared on Quanta Magazine

The post Secrets of Early Animal Evolution Revealed by Chromosome ‘Tectonics’ first appeared on Quanta Magazine

The post New Map of Meaning in the Brain Changes Ideas About Memory first appeared on Quanta Magazine

The post A Deepening Crisis Forces Physicists to Rethink Structure of Nature’s Laws first appeared on Quanta Magazine

Dwarf galaxies weren’t supposed to have big black holes. Their surprise discovery has revealed clues about how the universe’s biggest black holes could have formed. Read more at QuantaMagazine.org. Music is “Light Gazing” by Andrew Langdon.

Biomechanical interactions, rather than neurons, control the movements of one of the simplest animals. The discovery offers a glimpse into how animal behavior worked before neurons evolved.

The post This Animal’s Behavior Is Mechanically Programmed first appeared in Quanta Magazine.

Music is “Running Out” by Patrick Patrikios.

Dopamine, a neurochemical often associated with reward behavior, also seems to help organize precisely when the brain initiates movements. It’s the latest revelation about the power of neuromodulators. Read more at quantamagazine.org. Music is “Pulse” by Geographer.

The existence of secure cryptography depends on one of the oldest questions in computational complexity. Read more at QuantaMagazine.org. Music is “Transmission” by John Deley and the 41 Players.

For centuries, mathematicians have tried to prove that Euler’s fluid equations can produce nonsensical answers. A new approach to machine learning has researchers betting that “blowup” is near. Read more at quantamagazine.org. Music is “Pulse” by Geographer.

Robots are about to venture into the sunless depths of lunar craters to investigate ancient water ice trapped there, while remote studies find hints about how water arrives on rocky worlds. Read more and explore infographics at quantamagazine.org.

The second law of thermodynamics is among the most sacred in all of science, but it has always rested on 19th century arguments about probability. New arguments trace its true source to the flows of quantum information. Read more at quantamagazine.org. Music is “Pulse” by Geographer.

Jared Duker Lichtman, 26, has proved a longstanding conjecture relating prime numbers to a broad class of “primitive” sets. To his adviser, it came as a “complete shock.” Read more at quantamagazine.org. Music is “Thought Bot” by Audionautix.

Computer scientists can now solve a decades-old problem in practically the time it takes to write it down. Read more at quantamagazine.org. Music is “Aimless Amos” by Rondo Brothers.

Neuroscientists uncovered an energy-saving mode in vision-system neurons that works at the cost of being able to see fine-grained details. Read more at QuantaMagazine.org. Music is “Unanswered Questions” by Kevin MacLeod.

Protein buildups like those seen around neurons in Alzheimer’s, Parkinson’s and other brain diseases occur in all aging cells, a new study suggests. Learning their significance may reveal new strategies for treating age-related diseases. Read more at QuantaMagazine.org. Music is “Aimless Amos” by Rondo Brothers.

Structural studies of the robust material called sporopollenin reveal how it made plants hardy enough to reproduce on dry land. Read more at QuantaMagazine.org. Music is “Redwood Trail” by Audionautix.

Partnerships between engineers and biologists have begun to reveal how birds evolved their superb maneuverability. Read more at QuantaMagazine.org. Music is “Running Out” by Patrick Patrikios.

The key to understanding the origin and fate of the universe may be a more complete understanding of the vacuum. Read more at QuantaMagazine.org. Music is “Pulse” by Geographer.

Eric Larson and Isabel Vogt have solved the interpolation problem — a centuries-old question about some of the most basic objects in geometry. Some credit goes to the chalkboard in their living room. Read more at QuantaMagazine.org. Music is “Good Times” by Patrick Patrikios.

When the brain encodes memories as positive or negative, one molecule determines which way they will go. Read more at QuantaMagazine.org. Music is “Retro” by Wayne Jones.

Robots can surpass the limitations on how high and far animals can jump, but their success only underscores nature’s ingenuity in making the most of what’s available. Read more at QuantaMagazine.org. Music is “Pixel Peeker Polka” by Kevin MacLeod.

A new atomic-scale experiment all but settles the origin of the strong form of superconductivity seen in cuprate crystals, confirming a 35-year-old theory. Read more at QuantaMagazine.org. Music is “Quasi Motion” by Kevin MacLeod.

The positively charged particle at the heart of the atom is an object of unspeakable complexity, one that changes its appearance depending on how it is probed. Read more at QuantaMagazine.org. Music is “Light Gazing” by Andrew Langdon.

A recent gamma-ray burst known as the BOAT — “brightest of all time” — appears to have produced a high-energy particle that shouldn’t exist. For some, dark matter provides the explanation. Read more at QuantaMagazine.org. Music is “Pulse” by Geographer.

Supergenes that lock inherited traits together are widespread in nature. Recent work shows that their blend of genetic benefits and risks for species can be complex. Read more at QuantaMagazine.org. Music is “Chee Zee Jungle – Primal Drive” by Kevin MacLeod.

An energy-efficient chip called NeuRRAM fixes an old design flaw to run large-scale AI algorithms on smaller devices, reaching the same accuracy as wasteful digital computers. Read more at QuantaMagazine.org. Music is “Cast of Pods” by Doug Maxwell.

After decades in the shadow of the reigning model for Alzheimer’s disease, alternative explanations are finally getting the attention they deserve. Read more at QuantaMagazine.org. Music is “Redwood Trail” by Audionautix.

The neural representations of a perceived image and the memory of it are almost the same. New work shows how and why they are different. Read more at QuantaMagazine.org. Music is “Light Gazing” by Andrew Langdon.

Queen ants live far longer than genetically identical workers. Researchers are learning what their longevity secrets could mean for aging in other species. Read more at QuantaMagazine.org. Music is “Good Times” by Patrick Patrikios.

Depression has often been blamed on low levels of serotonin in the brain. That answer is insufficient, but alternatives are coming into view and changing our understanding of the disease. Read more at QuantaMagazine.org. Music is “Redwood Trail” by Audionautix.

Theory has it that “Population III” stars brought light to the cosmos. The James Webb Space Telescope may have just glimpsed them. Read more at QuantaMagazine.org. Music is “Light Gazing” by Andrew Langdon.

A wave of research improves reinforcement learning algorithms by pre-training them as if they were human. Read more at QuantaMagazine.org. Music is “Quasi Motion” by Kevin MacLeod.

The neocortex of our brain is the seat of our intellect. New data suggests that mammals created it with new types of cells that they developed only after their evolutionary split from reptiles. Read more at QuantaMagazine.org. Music is “Pulse” by Geographer.

The quantum energy teleportation protocol was proposed in 2008 and largely ignored. Now two independent experiments have shown that it works. Read more at QuantaMagazine.org. Music is “Pulse” by Geographer.

Feelings of loneliness prompt changes in the brain that further isolate people from social contact. Read more at QuantaMagazine.org. Music is “Slow Burn” by Kevin MacLeod.

The most comprehensive survey of how we share our microbiomes suggests a new way of thinking about the risks of developing some diseases that aren’t usually considered contagious. Read more at QuantaMagazine.org. Music is “Transmission” by John Deley and the 41 Players.

If plaques of amyloid protein in the brain aren’t the root cause of Alzheimer’s disease, what is? Researchers investigating alternative possibilities have faced resistance from the biomedical establishment for decades, but intriguing theories about the role of defects in protein processing and the immune system have emerged. (Part 2 of two episodes.)

Today’s language models are more sophisticated than ever, but they still struggle with the concept of negation. That’s unlikely to change anytime soon. Read more at QuantaMagazine.org. Music is “Hidden Agenda” by Kevin MacLeod.

New experiments show that the brain distinguishes between perceived and imagined mental images by checking whether they cross a “reality threshold.” Read more at QuantaMagazine.org. Music is “Who’s Using Who” by The Mini Vandals.

To buffer the brain against menaces in the blood, a dynamic, multi-tiered system of protection is built into the brain’s blood vessels. Read more at QuantaMagazine.org. Music is “Good Times” by Patrick Patrikios.

In some deep subterranean aquifers, cells have a chemical trick for making oxygen that could sustain whole underground ecosystems. Read more at QuantaMagazine.org. Music is “Pulse” by Geographer.

Quantum algorithms can find their way out of mazes exponentially faster than classical ones, at the cost of forgetting the paths they took. A new result suggests that the trade-off may be inevitable. Read more at QuantaMagazine.org. Music is “Confusing Disco” by Birocratic.

Genetic elements called Mavericks that have some viral features could be responsible for the large-scale smuggling of DNA between species. Read more at QuantaMagazine.org. Music is “Clover” by Vibe Mountain.

New observations of a faraway rocky world that might have its own magnetic field could help astronomers understand the seemingly haphazard magnetic fields in our own solar system. Read more at QuantaMagazine.org. Music is “Light Gazing” by Andrew Langdon.

By watching “minimal” cells regain the fitness they lost, researchers are testing whether a genome can be too simple to evolve. Read more at QuantaMagazine.org. Music is “Hidden Agenda” by Kevin MacLeod.

Giant black holes were supposed to be bit players in the early cosmic story. But recent James Webb Space Telescope observations are finding an unexpected abundance of the beasts. Read more at QuantaMagazine.org. Music is “Light Gazing” by Andrew Langdon.

The telescope conjecture gave mathematicians a handle on ways to map one sphere to another. Now that it has been disproved, the universe of shapes has exploded. Read more at QuantaMagazine.org. Music is “Slow Burn” by Kevin MacLeod.

Every species develops at its own unique tempo, leaving scientists to wonder what governs their timing. A suite of new findings suggests that cells use basic metabolic processes as clocks. Read more at QuantaMagazine.org. Music is “Pulse” by Geographer.

To better understand how neural networks learn to simulate writing, researchers trained simpler versions on synthetic children’s stories. Read more at QuantaMagazine.org. Music is “Thought Bot” by Audionautix.

A new magnum opus posits the existence of a hidden mathematical link akin to the connection between electricity and magnetism. Read more at QuantaMagazine.org. Music is “Clover 3” by Vibe Mountain.

The discovery that the brain has different systems for representing small and large numbers provokes new questions about memory, attention and mathematics. Read more at QuantaMagazine.org. Music is “Quasi Motion” by Kevin MacLeod.

Scientists have recently discovered scores of free-floating worlds that defy classification. The new observations have forced them to rethink their theories of star and planet formation. Read more at QuantaMagazine.org. Music is “Light Gazing” by Andrew Langdon.

Cells in the placenta have an unusual trick for activating gentle immune defenses and keeping them turned on when no infection is present. It involves crafting and deploying a fake virus. Read more at QuantaMagazine.org. Music is “Unanswered Questions” by Kevin MacLeod.

Sitting alongside the neurons in your enteric nervous system are underappreciated glial cells, which play key roles in digestion and disease that scientists are only just starting to understand. Read more at QuantaMagazine.org. Music is “Running Out” by Patrick Patrikios.

For 50 years, physicists have understood current as a flow of charged particles. But a new experiment has found that in at least one strange material, this understanding falls apart. Read more at QuantaMagazine.org. Music is “Thought Bot” by Audionautix.

Astronomers thought they had solved the mystery of gamma-ray bursts. A few recent events suggest otherwise. Read more at QuantaMagazine.org. Music is “Light Gazing” by Andrew Langdon.

Recent efforts to map every cell in the human body have researchers floored by unfathomable diversity, with many thousands of subtly different types of cells in the human brain alone. Read more at QuantaMagazine.org. Music is “Confusing Disco” by Birocratic.

Recent observations of an aging, alien planetary system are helping to answer the question: What will happen to our planet when the sun dies? Read more at QuantaMagazine.org. Music is “Dark Toys” by SYBS.

A controversial technique has produced detailed maps of the magnetic fields in colossal galaxy clusters. If confirmed, the approach could be used to reveal where cosmic magnetic fields come from.

The Reykjanes Peninsula has entered a new volcanic era. Innovative efforts to map and monitor the subterranean magma are saving lives. Read more at QuantaMagazine.org. Music is “Fire Water” by Saidbysed.

Two researchers have proved that Penrose tilings, famous patterns that never repeat, are mathematically equivalent to a kind of quantum error correction. Read more at QuantaMagazine.org. Music is “Quasi Motion” by Kevin MacLeod.

Long-anticipated experiments that use light to mimic gravity are revealing the distribution of energies, forces and pressures inside a subatomic particle for the first time.

Electroconvulsive therapy is highly effective in treating major depressive disorder, but no one knows why it works. New research suggests it may restore balance between excitation and inhibition in the brain.

Using machine learning, string theorists are finally showing how microscopic configurations of extra dimensions translate into sets of elementary particles — though not yet those of our universe.

New experiments reveal how the brain chooses which memories to save and add credence to advice about the importance of rest.

Physicists have ruled out a mundane explanation for the strange findings of an old Soviet experiment, leaving open the possibility that the results point to a new fundamental particle.

While devising a new quantum algorithm, four researchers accidentally established a hard limit on the “spooky” phenomenon.

Cell membranes from comb jellies reveal a new kind of adaptation to the deep sea: curvy lipids that conform to an ideal shape under pressure. Read more at QuantaMagazine.org. Music by Enchanted Forest Dub by South London HiFi.

Invisibly to us, insects and other tiny creatures use static electricity to travel, avoid predators, collect pollen and more. New experiments explore how evolution may have influenced this phenomenon.