Most Neandertals were right-handers | Science News

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Most Neandertals were right-handers

So were their ancestors, according to fossil tooth clues

By
5:00pm, April 27, 2011

Right-handedness reaches back a half million years in the human evolutionary family, at least if scratched-up fossil teeth have anything to say about it.

Stone-tool scratches on the front teeth of Neandertals and their presumed European ancestors occur at angles denoting right-handedness in most of these Stone Age hominids, just as in human populations today, say anthropologist David Frayer of the University of Kansas in Lawrence and his colleagues.

Scientists have linked prevalent right-handedness in human populations to a left brain hemisphere th

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