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The place where the world comes together in honesty and mirth.
Windmills Tilted, Scared Cows Butchered, Lies Skewered on the Lance of Reality ... or something to that effect.

Friday, May 12, 2017

Are We All Related?

If you draw the usual family tree, you can potentially go back too far, where there are more people in your family tree than there were people on the planet at the time. Yeah, this family trees can't grow exponentially forever, and yes, some of our ancestor were related to each other. But that's no reason to panic.
The YouTube channel It's OK to Be Smart explain how human ancestry and DNA diversity really works.

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