Susan Valot narrates in-depth news episodes based on Quanta Magazine's articles about mathematics, physics, biology and computer science.
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The mathematician and author Steven Strogatz and the astrophysicist and author Janna Levin interview leading researchers about the great scientific and mathematical questions of our time.
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The acclaimed mathematician and author Steven Strogatz interviews some of the world's leading scientists about their lives and work.
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The Industrial Revolution brought us the laws of thermodynamics, and new ideas about work, energy and efficiency. In this episode, co-host Steven Strogatz speaks with theoretical physicist Nicole Yunger Halpern about what these concepts might mean in the age of quantum mechanics. The post Can Thermodynamics Go Quantum? first appeared on Quanta Maga…
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Brain's 'Background Noise' May Explain Value of Shock Therapy
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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. The post Brain’s ‘Background Noise’ May Explain Value of Shock Therapy first appeared on Quanta Magazine…
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Do We Need a New Theory of Gravity?
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Since Newton had his initial revelation about gravity, our understanding of this fundamental concept has evolved in unexpected ways. In this week’s episode, theoretical physicist Claudia de Rham and co-host Janna Levin discuss the ways our current understanding of gravity needs to continue to evolve. The post Do We Need a New Theory of Gravity? fir…
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Swirling Forces, Crushing Pressures Measured in the Proton
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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. The post Swirling Forces, Crushing Pressures Measured in the Proton first appeared on Quanta Magazineעל ידי Quanta Magazine
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Today’s AI largely lives in computers, but acting and reacting in the real world — that’s the realm of robots. In this week’s episode, co-host Steven Strogatz talks with pioneering roboticist Daniela Rus about creativity, collaboration, and the unusual forms robots of the future might take. The post Are Robots About to Level Up? first appeared on Q…
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Never-Repeating Tiles Can Safeguard Quantum Information
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Two researchers have proved that Penrose tilings, famous patterns that never repeat, are mathematically equivalent to a kind of quantum error correction. The post Never-Repeating Tiles Can Safeguard Quantum Information first appeared on Quanta Magazineעל ידי Quanta Magazine
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Cryptography is the thread that connects Julius Caesar, World War II and quantum computing, and it now lies under nearly every part of modern life. In this week’s episode, computer scientist Boaz Barak and co-host Janna Levin discuss the past and future of secrecy. The post How Does Math Keep Secrets? first appeared on Quanta Magazine…
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Radio Maps May Reveal the Universe's Biggest Magnetic Fields
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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 post Radio Maps May Reveal the Universe’s Biggest Magnetic Fields first appeared on Quanta Magazineעל ידי Quanta Magazine
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Common sense has been viewed as one of the hardest challenges in AI. That said, ChatGPT4 has acquired what some believe is an impressive sense of humanity. How is this possible? Listen to this week’s “The Joy of Why” with co-host Steven Strogatz. The post Will AI Ever Have Common Sense? first appeared on Quanta Magazine…
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New Clues for What Will Happen When the Sun Eats the Earth
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Recent observations of an aging, alien planetary system are helping to answer the question: What will happen to our planet when the sun dies? The post New Clues for What Will Happen When the Sun Eats the Earth first appeared on Quanta Magazineעל ידי Quanta Magazine
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How Is Tiling Without Repetition Possible?
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If you cover a surface with tiles, repetitive patterns always emerge — or do they? In this week’s episode, mathematician Natalie Priebe Frank and co-host Janna Levin discuss how recent breakthroughs in tiling can unlock structural secrets in the natural world. The post What Can Tiling Patterns Teach Us? first appeared on Quanta Magazine…
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New Cell Atlases Reveal Untold Variety in the Brain and Beyond
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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. The post New Cell Atlases Reveal Untold Variety in the Brain and Beyond first appeared on Quanta Magazineעל ידי Quanta Magazine
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How are scientists able to crack fundamental questions about nature and life? How does math make the complex cosmos understandable? In this episode, the physicist Nigel Goldenfeld and co-host Steven Strogatz explore the deep foundations of the scientific process. The post How Is Science Even Possible? first appeared on Quanta Magazine…
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Extra-Long Blasts Challenge Our Theories of Cosmic Cataclysms
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Astronomers thought they had solved the mystery of gamma-ray bursts. A few recent events suggest otherwise. The post Extra-Long Blasts Challenge Our Theories of Cosmic Cataclysms first appeared on Quanta Magazineעל ידי Quanta Magazine
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Can Psychedelics Improve Mental Health?
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Research suggests that psychedelic drugs can reopen critical periods of brain development to create opportunities for re-learning and psychological healing. In this episode, co-host Janna Levin speaks with Gül Dölen, a neuroscientist studying the therapeutic potential of psychedelic substances. The post Can Psychedelics Improve Mental Health? first…
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Meet Strange Metals: Where Electricity May Flow Without Electrons
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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. The post Meet Strange Metals: Where Electricity May Flow Without Electrons first appeared on Quanta Magazineעל ידי Quanta Magazine
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What Happens in the Brain to Cause Depression?
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Drugs that target the neurotransmitter serotonin have long been prescribed to treat depression. Now the spotlight is turning to other aspects of brain chemistry. In this episode, the neuropharmacologist John Krystal shares findings that are overturning our understanding of depression. The post What Happens in the Brain to Cause Depression? first ap…
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In the Gut's 'Second Brain,' Key Agents of Health Emerge
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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. The post In the Gut’s ‘Second Brain,’ Key Agents of Health Emerge first appeared on Quanta Magazineעל ידי Quanta Magazine
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Will Better Superconductors Transform the World?
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Scientists are pursuing materials that can conduct electricity with perfect efficiency under ambient conditions. In this episode, the physicist Siddharth Shanker Saxena tells co-host Janna Levin about what makes this hunt so difficult and consequential. The post Will Better Superconductors Transform the World? first appeared on Quanta Magazine…
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During Pregnancy, a Fake 'Infection' Protects the Fetus
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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.על ידי Quanta Magazine
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Milk is more than just a food for babies. Breast milk has evolved to deliver thousands of diverse molecules including growth factors, hormones and antibodies, as well as microbes. Elizabeth Johnson, a molecular nutritionist at Cornell University, studies the effects of infants’ diet on the gut microbiome. These studies could hold clues to hard ques…
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Why the Human Brain Perceives Small Numbers Better
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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.על ידי Quanta Magazine
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Can Information Escape a Black Hole?
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Nothing escapes a black hole … or does it? In the 1970s, the physicist Stephen Hawking described a subtle process by which black holes can “evaporate,” with some particles evading gravitational oblivion. That phenomenon, now dubbed Hawking radiation, seems at odds with general relativity, and it raises an even weirder question: If particles can esc…
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Inside Scientists' Life-Saving Prediction of the Iceland Eruption
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The Reykjanes Peninsula has entered a new volcanic era. Innovative efforts to map and monitor the subterranean magma are saving lives. The post Inside Scientists’ Life-Saving Prediction of the Iceland Eruption first appeared on Quanta Magazineעל ידי Quanta Magazine
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Birds flock. Locusts swarm. Fish school. Within assemblies of organisms that seem as though they could get chaotic, order somehow emerges. The collective behaviors of animals differ in their details from one species to another, but they largely adhere to principles of collective motion that physicists have worked out over centuries. Now, using tech…
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Echoes of Electromagnetism Found in Number Theory
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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.על ידי Quanta Magazine
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Quantum teleportation isn’t just science fiction; it’s entirely real and happening in laboratories today. But teleporting quantum particles and information is a far cry from beaming people through space. In some ways, it’s even more astonishing. John Preskill, a theoretical physicist at the California Institute of Technology, is one of the leading …
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Tiny Language Models Come of Age
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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.על ידי Quanta Magazine
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Time seems linear to us: We remember the past, experience the present and predict the future, moving consecutively from one moment to the next. But why is it that way, and could time ultimately be a kind of illusion? In this episode, the Nobel Prize-winning physicist Frank Wilczek speaks with host Steven Strogatz about the many “arrows” of time and…
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Rogue Worlds Throw Planetary Ideas Out of Orbit
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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.על ידי Quanta Magazine
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We often talk about evolution in terms of competition, as the survival of the fittest. But if it is, then where did the widespread (and widely admired) impulse to help others even at great cost to ourselves come from? In this episode, Stephanie Preston, a professor of psychology and head of the Ecological Neuroscience Lab at the University of Michi…
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What Makes Life Tick? Mitochondria May Keep Time for Cells
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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.על ידי Quanta Magazine
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We tend to think of mathematics as purely logical, but the teaching of math, its usefulness and its workings are packed with nuance. So what is “good” mathematics? In 2007, the mathematician Terence Tao wrote an essay for the “Bulletin of the American Mathematical Society” that sought to answer this question. Today, as the recipient of a Fields Med…
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Why Locusts Swarm, Humans Do Good and Time Marches On
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“The Joy of Why” is a Quanta Magazine podcast about curiosity and the pursuit of knowledge. The mathematician and author Steven Strogatz and the astrophysicist and author Janna Levin take turns interviewing leading researchers about the great scientific and mathematical questions of our time. New episodes are released every other Thursday.…
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