December 26, 2012

Erratic Environment Key to Human Evolution?

Charles Choi, Live Science


AP Photo

At Olduvai Gorge, where excavations helped to confirm Africa was the cradle of humanity, scientists now find the landscape once fluctuated rapidly, likely guiding early human evolution. These findings suggest that key mental developments within the human lineage may have been linked with a highly variable environment, researchers added.

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TAGGED: Human Evolution

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