Quanta
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![[:es]Decades-Old Graph Problem Yields to Amateur Mathematician[:]](https://katedra.eus/app/uploads/2018/04/Graph_826_MHeule_5K-2880x1613-scaled.jpg)
[:es]Decades-Old Graph Problem Yields to Amateur Mathematician[:]
[:es]By making the first progress on the “chromatic number of the plane” problem in over 60 years, an anti-aging pundit has achieved mathematical immortality.[:]
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![[:es]The Elusive Calculus of Insects’ Altruism and Kin Selection[:]](https://katedra.eus/app/uploads/2018/04/EusocialWorkers_2880x1650-2880x1650-scaled.jpg)
[:es]The Elusive Calculus of Insects’ Altruism and Kin Selection[:]
[:es]How the ultra-cooperative behavior of ants, bees and other social insects could have evolved continues to challenge formal analysis. But a new theory that includes hedging bets against nature’s unpredictability […]
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![[:es]New Brain Maps With Unmatched Detail May Change Neuroscience[:]](https://katedra.eus/app/uploads/2018/04/NeuralPathsArt_2880x1620-2880x1620-scaled.jpg)
[:es]New Brain Maps With Unmatched Detail May Change Neuroscience[:]
[:es]A technique based on genetic bar codes can easily map the connections of individual brain cells in unprecedented numbers. Unexpected complexity in the visual system is only the first secret […]
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![[:es]Quantum Correlations Reverse Thermodynamic Arrow of Time[:]](https://katedra.eus/app/uploads/2018/04/Thermodynamics_1300lede-scaled.jpg)
[:es]Quantum Correlations Reverse Thermodynamic Arrow of Time[:]
[:es]A recent experiment shows how quantum mechanics can make heat flow from a cold body to a hot one, an apparent (though not real) violation of the second law of […]
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![[:es]Brains Cling to Old Habits When Learning New Tricks[:]](https://katedra.eus/app/uploads/2018/03/RecycleNetwork_1300Lede1-scaled.jpg)
[:es]Brains Cling to Old Habits When Learning New Tricks[:]
[:es]Using a brain-computer interface, scientists are beginning to learn why learning is hard.[:]
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![[:es]Black Hole Echoes Would Reveal Break With Einstein’s Theory[:]](https://katedra.eus/app/uploads/2018/03/BlackHoleEchoes_2880x1620-2880x1620-scaled.jpg)
[:es]Black Hole Echoes Would Reveal Break With Einstein’s Theory[:]
[:es]Gravitational waves have opened up new ways to test the properties of black holes — and Einstein’s theory of gravity along with them.[:]
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![[:es]Brainless Embryos Suggest Bioelectricity Guides Growth[:]](https://katedra.eus/app/uploads/2018/03/Froggo_2880x1220-scaled.gif)
[:es]Brainless Embryos Suggest Bioelectricity Guides Growth[:]
[:es]Researchers are building a case that long before the nervous system works, the brain sends crucial bioelectric signals to guide the growth of embryonic tissues.[:]
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![[:es]To Test Einstein’s Equations, Poke a Black Hole[:]](https://katedra.eus/app/uploads/2018/03/BlackHoleJelly_1920_v1.gif)
[:es]To Test Einstein’s Equations, Poke a Black Hole[:]
[:es]Two teams of researchers have made significant progress toward proving the black hole stability conjecture, a critical mathematical test of Einstein’s theory of general relativity.[:]
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![[:es]A Statistical Search for Genomic Truths[:]](https://katedra.eus/app/uploads/2018/03/BarbaraEngelhardt_2880x1220-2880x1220-scaled.jpg)
[:es]A Statistical Search for Genomic Truths[:]
[:es]The computer scientist Barbara Engelhardt develops machine-learning models and methods to scour human genomes for the elusive causes and mechanisms of disease.[:]
