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Nov 2021
40m 47s

Selects: Why Do Lefties Exist?

iHeartPodcasts
About this episode
For at least the last 200,000 years, between 10-15% of the human population are left-handed and this fact has utterly left science baffled. In searching to explain handedness, all sorts of contradictory evidence has emerged, creating a fascinating mystery. Learn all about it in this classic episode. 
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