The Quanta Podcast

Quanta Magazine
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12 snips
Jul 6, 2022 • 17min

Brain Chemical Helps Signal to Neurons When to Start a Movement

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.
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Jun 22, 2022 • 25min

This Animal's Behavior Is Mechanically Programmed

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.
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Jun 8, 2022 • 16min

Tiny Galaxies Reveal Secrets of Supermassive Black Holes

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.
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May 25, 2022 • 40min

A Deepening Crisis Forces Physicists to Rethink Structure of Nature's Laws

Physicists are reexamining a longstanding assumption: that big stuff consists of smaller stuff. The post A Deepening Crisis Forces Physicists to Rethink Structure of Nature’s Laws first appeared on Quanta Magazine
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May 11, 2022 • 20min

New Map of Meaning in the Brain Changes Ideas About Memory

Researchers have mapped hundreds of semantic categories to the tiny bits of the cortex that represent them in our thoughts and perceptions. What they discovered might change our view of memory. The post New Map of Meaning in the Brain Changes Ideas About Memory first appeared on Quanta Magazine
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12 snips
Apr 27, 2022 • 21min

Machine Learning Gets a Quantum Speedup

Two teams have shown how quantum approaches can solve problems faster than classical computers, bringing physics and computer science closer together. The post Machine Learning Gets a Quantum Speedup first appeared on Quanta Magazine
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Apr 14, 2022 • 18min

Secrets of Early Animal Evolution Revealed by Chromosome 'Tectonics'

Large blocks of genes conserved through hundreds of millions of years of evolution hint at how the first animal chromosomes came to be. The post Secrets of Early Animal Evolution Revealed by Chromosome ‘Tectonics’ first appeared on Quanta Magazine
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Mar 31, 2022 • 25min

A Solution to the Faint-Sun Paradox Reveals a Narrow Window for Life

We might have a past faint sun to owe for life’s existence. This has consequences for the possibility of life outside Earth. The post A Solution to the Faint-Sun Paradox Reveals a Narrow Window for Life first appeared on Quanta Magazine
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Mar 18, 2022 • 26min

Evolution 'Landscapes' Predict What's Next for COVID Virus

Studies that map the adaptive value of viral mutations hint at how the COVID-19 pandemic might progress next. The post Evolution ‘Landscapes’ Predict What’s Next for COVID Virus first appeared on Quanta Magazine
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Mar 3, 2022 • 17min

Flying Fish and Aquarium Pets Yield Secrets of Evolution

Exploring the genetic 'grammar' linking fish fins and tetrapod limbs, genetic mutations behind gliding abilities in fish, shared genetic heritage in limb development across species, and ancient genetic networks shaping fins and limbs in animals with a focus on lampreys.

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