'Selfish brain' wins out when competing with muscle power, study finds

20 Oct 2017

New research on our internal trade-off when physical and mental performance are put in direct competition has found that cognition takes less of a hit, suggesting more energy is diverted to the brain than body muscle. Researchers say the findings support the ‘selfish brain’ theory of human evolution.

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Calls vs. balls: monkeys with more impressive roars produce less sperm

22 Oct 2015

Evolutionary ‘trade-off’ between size of throat and testes discovered in howler monkeys furthers Darwin’s theory of sexual selection and corresponds to mating systems: males with larger throats but smaller testes often have exclusive access to females, while those with larger testes share mates.    

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From athletes to couch potatoes: humans through 6,000 years of farming

08 Apr 2014

Research into lower limb bones shows that our early farming ancestors in Central Europe became less active as their tasks diversified and technology improved. At a conference today, Cambridge University anthropologist Alison Macintosh will show that this drop in mobility was particularly marked in men. 

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