Saturday, September 28, 2013

For those who think the forces of natural selection no longer apply to modern humans, paleoanthropologist John Hawks would urge you to reconsider. In recent times—that's 10 to 20 thousand years, for a paleoanthropologist—Hawks says we've picked up genetic variations in skin color, and other traits that allow us to break down starch and digest cheese.

Modern Humans Still Evolving, and Faster Than Ever

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