The 10 Gallon Liberal

Butterfly Effect Indeed

I wonder if the first person to find him- or herself uncharacteristically pale for a human had any inkling what that small and personal mutation would lead to in 10,000 years?

Astonishing:

All instances of a gene mutation that contributes to light skin color in Europeans came from the same chromosome of one person who most likely lived at least 10,000 years ago, according to Penn State College of Medicine researchers.

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