Sinopsis

In-depth news about mathematics, physics, biology and computer science.

Episodios

  • To Pay Attention, the Brain Uses Filters, Not a Spotlight

    To Pay Attention, the Brain Uses Filters, Not a Spotlight

    27/08/2020 Duración: 19min

    A brain circuit that suppresses distracting sensory information holds important clues about attention and other cognitive processes.

  • Fossil DNA Reveals New Twists in Modern Human Origins

    Fossil DNA Reveals New Twists in Modern Human Origins

    12/08/2020 Duración: 20min

    Modern humans and more ancient hominins interbred many times throughout Eurasia and Africa, and the genetic flow went both ways.

  • For Embryo’s Cells, Size Can Determine Fate

    For Embryo’s Cells, Size Can Determine Fate

    30/07/2020 Duración: 15min

    Modeling suggests that many embryonic cells commit to a developmental fate when they become too small to divide unevenly anymore.

  • Scientists Debate the Origin of Cell Types in the First Animals

    Scientists Debate the Origin of Cell Types in the First Animals

    16/07/2020 Duración: 18min

    Theories about how animals became multicellular are shifting as researchers find greater complexity in our single-celled ancestors.

  • Wandering Space Rocks Help Solve Mysteries of Planet Formation

    Wandering Space Rocks Help Solve Mysteries of Planet Formation

    02/07/2020 Duración: 15min

    After an interstellar asteroid shot past the sun, scientists realized that there’s probably a lot of itinerant rocks out there.

  • Random Surfaces Hide an Intricate Order

    Random Surfaces Hide an Intricate Order

    18/06/2020 Duración: 12min

    Mathematicians have proved that a random process applied to a random surface will yield consistent patterns.

  • Where We See Shapes, AI Sees Textures

    Where We See Shapes, AI Sees Textures

    04/06/2020 Duración: 15min

    To researchers’ surprise, deep learning vision algorithms often fail at classifying images because they mostly take cues from textures, not shapes.

  • What’s in a Name? Taxonomy Problems Vex Biologists

    What’s in a Name? Taxonomy Problems Vex Biologists

    21/05/2020 Duración: 25min

    Researchers struggle to incorporate ongoing evolutionary discoveries into an animal classification scheme older than Darwin.

  • Bacterial Complexity Revises Ideas About ‘Which Came First?’

    Bacterial Complexity Revises Ideas About ‘Which Came First?’

    07/05/2020 Duración: 20min

    Contrary to popular belief, bacteria have organelles too. Scientists are now studying them for insights into how complex cells evolved.

  • Ancient DNA Yields Snapshots of Vanished Ecosystems

    Ancient DNA Yields Snapshots of Vanished Ecosystems

    29/05/2019 Duración: 24min

    Surviving fragments of genetic material preserved in sediments allow scientists to see the full diversity of past life — even microbes.

  • Computer Scientists Expand the Frontier of Verifiable Knowledge

    Computer Scientists Expand the Frontier of Verifiable Knowledge

    23/05/2019 Duración: 16min

    The universe of problems that a computer can check has grown. The researchers’ secret ingredient? Quantum entanglement.

  • The Hidden Heroines of Chaos

    The Hidden Heroines of Chaos

    20/05/2019 Duración: 19min

    The story of the birth of chaos theory has left out two programming pioneers.

  • Heat-Loving Microbes, Once Dormant, Thrive Over Decades-Old Fire

    Heat-Loving Microbes, Once Dormant, Thrive Over Decades-Old Fire

    16/04/2019 Duración: 28min

    In harsh ecosystems around the world, microbiologists are finding evidence that “microbial seed banks” protect biodiversity from changing conditions.

  • Scientists Discover Exotic New Patterns of Synchronization

    Scientists Discover Exotic New Patterns of Synchronization

    04/04/2019 Duración: 23min

    In a world seemingly filled with chaos, physicists have discovered new forms of synchronization and are learning how to predict and control them.

  • Cryptography That Is Provably Secure

    Cryptography That Is Provably Secure

    02/04/2019 Duración: 11min

    Researchers have just released hacker-proof cryptographic code — programs with the same level of invincibility as a mathematical proof.

  • The Math That Tells Cells What They Are

    The Math That Tells Cells What They Are

    13/03/2019 Duración: 17min

    During development, cells seem to decode their fate through optimal information processing, which could hint at a more general principle of life.

  • How Artificial Intelligence Is Changing Science

    How Artificial Intelligence Is Changing Science

    11/03/2019 Duración: 22min

    The latest AI algorithms are probing the evolution of galaxies, calculating quantum wave functions, discovering new chemical compounds and more. Is there anything that scientists do that can’t be automated?

  • A World Without Clouds

    A World Without Clouds

    25/02/2019 Duración: 26min

    A state-of-the-art supercomputer simulation indicates that a feedback loop between global warming and cloud loss can push Earth’s climate past a disastrous tipping point in as little as a century.

  • How the Brain Creates a Timeline of the Past

    How the Brain Creates a Timeline of the Past

    12/02/2019 Duración: 15min

    The brain can’t directly encode the passage of time, but recent work hints at a workaround for putting timestamps on memories of events.

  • Foundations Built for a General Theory of Neural Networks

    Foundations Built for a General Theory of Neural Networks

    31/01/2019 Duración: 16min

    Neural networks can be as unpredictable as they are powerful. Now mathematicians are beginning to reveal how a neural network’s form will influence its function.

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