Quanta
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[:es]Mathematicians Begin to Tame Wild ‘Sunflower’ Problem[:]
[:es]A major advance toward solving the 60-year-old sunflower conjecture is shedding light on how order begins to appear as random systems grow in size.[:]
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[:es]Inherited Learning? It Happens, but How Is Uncertain[:]
[:es]Studies suggest that epigenetics allows some learned adaptive responses to be passed down to new generations. The question is how.[:]
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[:es]How Randomness Can Arise From Determinism[:]
[:es]Playing with a simple bean machine illustrates how deterministic laws can produce probabilistic, random-seeming behavior.[:]
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[:es]With Category Theory, Mathematics Escapes From Equality[:]
[:es]Two monumental works have led many mathematicians to avoid the equal sign. Their goal: Rebuild the foundations of the discipline upon the looser relationship of “equivalence.” The process has not […]
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[:es]How Jurassic Plankton Stole Control of the Ocean’s Chemistry[:]
[:es]Only 170 million years ago, new plankton evolved. Their demand for carbon and calcium permanently transformed the seas as homes for life.[:]
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[:es]Cell-Bacteria Mergers Offer Clues to How Organelles Evolved[:]
[:es]Cells in symbiotic partnership, nested one within the other and functioning like organelles, can borrow from their host’s genes to complete their own metabolic pathways.[:]
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[:es]Your Brain Chooses What to Let You See[:]
[:es]Beneath our awareness, the brain lets certain kinds of stimuli automatically capture our attention by lowering the priority of the rest.[:]
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[:es]To Pay Attention, the Brain Uses Filters, Not a Spotlight[:]
[:es]A brain circuit that suppresses distracting sensory information holds important clues about attention and other cognitive processes.[:]
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[:es]Math Reveals the Secrets of Cells’ Feedback Circuitry[:]
[:es]Maintaining perfect stability through negative feedback is a basic element of electrical circuitry, but it’s been a mystery how cells could do it — until now.[:]