How much do we care about our distant descendants?
Mathematically, we are all related through our common ancestors. This is because of the power of 2 – that we each have two parents, four grandparents, and so forth back as far as you can go. Assuming no in-breeding, and an average of 20 years per generation, this works out like this: by 20 generations past (approx. 400 years ago), […]
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