Einstein didn't flunk math, people in Columbus's time didn't think the earth was flat, and lemmings don't fling themselves off cliffs.

Why is it the false facts spread so quickly and dig in so deep?

02:10 Everything you think you know about pirates

08:00 Ellis Island name changes

13:05 Sharks don't get cancer

20:50 Alpha wolves 

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Music by Kevin MacLeod

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