News tagged with natural selection

'Nature' Paper Refigures the Evolution of Altruism

(PhysOrg.com) -- In 1871, Charles Darwin puzzled over the evolution of altruism. "He who was ready to sacrifice his life, as many a savage has been," he wrote in The Descent of Man, "rather than betray his co ...

dateFeb 26, 2010 in Evolution
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Evolution can select for evolvability, biologists find

Evolution does not operate with a goal in mind; it does not have foresight. But organisms that have a greater capacity to evolve may fare better in rapidly changing environments. This raises the question: does evolution favor ...

dateNov 14, 2013 in Evolution
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