It’s Dim Up North, So People Need Bigger Brains

LONDON (Reuters) – People from northern parts of the world have evolved bigger brains and larger eyes to help them to cope with long, dark winters and dim skies, scientists said on Wednesday. Researchers from Oxford University studied the eye sockets and brain capacity of 55 human skulls from 12 different populations across the world and found that the further human populations live from the equator, the bigger their brains. [More]

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It’s Dim Up North, So People Need Bigger Brains