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October 7th, 2012

Big brained humans

October 07, 2012

We humans have the largest brain relative to body weight, compared to all other animals.  On average the human brain is three times the size that of our nearest primate relative, the chimpanzee.  Why is this so? In a think piece in last week’s edition of the journal Science, Michael Balter summarizes some of the hypotheses.

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