Biology
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Cells, bodies, evolution and everything that grows.
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Why fishing less gave the Adriatic more sharks: foxes, rabbits and a loop
When fishing slowed during the First World War, the Adriatic catch held a bigger share of sharks and rays, not a smaller one. Mathematician Vito Volterra…
How a leopard gets its spots: Turing's two-chemical pattern machine
A leopard's spots and a zebra's stripes start out as a smooth sheet of near-identical cells. In 1952 Alan Turing showed that two interacting chemicals, one…