WATCH: Why Are Some People Left-Handed?
Wednesday, November 5, 2014 - 17:31
in Mathematics & Economics
Ninety-nine percent of humans end up being better with one hand over the other, but it's far from an even split when it comes to left and right-handedness. So why are so few people left-handed? Joe Hansen investigates in the latest episode of It's Okay To Be Smart.