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DePurpereWolf

    DePurpereWolf


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Geplaatst op 21 april 2010 - 09:39

Lousy DNA Reveals When People First Wore Clothes

For once lice are nice, at least for scientists investigating the origins of garments.

Geplaatste afbeeldingUsing DNA to trace the evolutionary split between head and body lice, researchers conclude that body lice first came on the scene approximately 190,000 years ago. And that shift, the scientists propose, followed soon after people first began wearing clothing.

The new estimate, presented April 16 at the American Association of Physical Anthropologists annual meeting, sheds light on a poorly understood cultural development that allowed people to settle in northern, cold regions, said Andrew Kitchen of Pennsylvania State University in University Park. Armed with little direct evidence, scientists had previously estimated that clothing originated anywhere from around 1 million to 40,000 years ago.

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Read More http://www.wired.com...r#ixzz0liq1HuFG

Bron: wired.com

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