We humans are smart, to be sure, but if we’re so smart then how come we can’t figure how we got so smart in the first place? Think about that! We sure did and we go over some theories in this super interesting episode.

Selects: Operation Mincemeat: How A Corpse Fooled the Nazis
45:18

The Magnificent Golden Gate Bridge
50:53

Short Stuff: Magic 8 Ball
12:42