As humans migrated about the Earth they encountered a diverse set of environments, some pretty nasty. Yet humans still thrived and and geneticist have found evolutionary mutations that likely helped. But would you believe that geneticists ...See moreAs humans migrated about the Earth they encountered a diverse set of environments, some pretty nasty. Yet humans still thrived and and geneticist have found evolutionary mutations that likely helped. But would you believe that geneticists can spot evolutionary changes happening now as evidenced but out genetic war against Alzheimer's disease. Written by
David Foss
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