interesting stuff you may not have known about. But you probably did know about just didn't remember, like most things in school. Except unlike school, this stuff you will actually use in everyday life. Think of all the cool new friends you are gonna get when you drop the knowledge you gained from this gallery IRL? Tons.

10. Ishi, the last native American Yahi. Due to Yahi customs a person may not speak his name until formally introduced by another Yahi. When asked for his name he’d say “I have none, because there were no people to name me.” Ishi is the name given by a anthropologist, translated as “man”.