The Quanta Podcast

Quanta Magazine
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10 snips
Feb 18, 2016 • 35min

Gravitational Waves Discovered at Long Last

Scientists celebrate the first direct detection of ripples in space-time and the thrilling September 2015 chirp that made it real. The conversation explores how kilometer-scale interferometers measure unimaginably tiny distortions and the long history of skepticism and clever fixes. Alternative ideas about black holes called fuzzballs and their implications for information and horizons are also highlighted.
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Feb 11, 2016 • 25min

Scientists Debate Signatures of Alien Life

Searching for signs of life on faraway planets, astrobiologists must decide which telltale biosignature gases to target. The post Scientists Debate Signatures of Alien Life first appeared on Quanta Magazine
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Feb 4, 2016 • 26min

New Clues to How the Brain Maps Time

The same brain cells that track location in space appear to also count beats in time. The research suggests that our thoughts may take place on a mental space-time canvas. The post New Clues to How the Brain Maps Time first appeared on Quanta Magazine
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18 snips
Jan 28, 2016 • 34min

Quantum Weirdness Now a Matter of Time

Strange quantum links that tie together different moments in time, not just places. Experiments mimic spatial entanglement using sequential measurements and detectors that sweep frequencies. Schemes for time-locked encryption and time capsules are explored. Ideas about indefinite causal order and putting gravity into superposition hint that spacetime itself might emerge from correlations.
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Jan 14, 2016 • 30min

Landmark Algorithm Breaks 30-Year Impasse

Computer scientists are abuzz over a fast new algorithm for solving one of the central problems in the field. The post Landmark Algorithm Breaks 30-Year Impasse first appeared on Quanta Magazine
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8 snips
Dec 17, 2015 • 31min

Math Quartet Joins Forces on Unified Theory

A tight-knit quartet of mathematicians blends geometry and number theory to tackle the Langlands program. Their long friendship and cross-disciplinary conversations turned a 2014 idea into a major proof about L-functions. The show then shifts to Yitang Zhang’s surprising breakthrough on bounded prime gaps and the clever sieve tweak that shook number theory.
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Dec 10, 2015 • 30min

The Incredible Shrinking Sex Chromosome

Nature offers species a panoply of ways to determine an organism’s sex. That flexibility suggests we need not be concerned about losing sex chromosomes, but it raises the question of why such a fundamental property is so variable. The post The Incredible Shrinking Sex Chromosome first appeared on Quanta Magazine
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Nov 26, 2015 • 34min

Nature’s Critical Warning System

Scientists are homing in on a warning signal that arises in complex systems like ecological food webs, the brain and the Earth’s climate. Could it help prevent future catastrophes? The post Nature’s Critical Warning System first appeared on Quanta Magazine
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Nov 19, 2015 • 37min

How Humans Evolved Supersize Brains

Scientists have begun to identify the symphony of biological triggers that powered the extraordinary expansion of the human brain. The post How Humans Evolved Supersize Brains first appeared on Quanta Magazine
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Nov 12, 2015 • 30min

Mongrel Microbe Tests Story of Complex Life

A newly discovered class of microbe could help to resolve one of the biggest and most controversial mysteries in evolution — how simple microbes transformed into the complex cells that produced animals, plants and fungi. The post Mongrel Microbe Tests Story of Complex Life first appeared on Quanta Magazine

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