1. So, I kind of have a theory about cows, lactose intolerance, and the rise of industrial modernity.
@Steve_Sailer @colbycosh I didn't know this had been seriously proposed. Interesting.
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@HeerJeet@colbycosh Cochran and Harpending's "10,000 Year Explosion" has plausible speculation on importance of lactose tolerance mutationThanks. Twitter will use this to make your timeline better. UndoUndo
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