› added 5 years ago

66

TIL synthetic shampoos weren't invented until the 1930s, with frequent/daily shampooing only becoming the norm in the 1970s and 1980s.

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78JWr TIL that the U.S. Government Tried to Make It Rain by Exploding Dynamite in the Sky
D1lOr TIL a hot dog stand just outside of The Central Park Zoo in New York has an annual license fee of $289,500 to operate.
EgZkw TIL The computing term "debugging" originated from the time when engineers had to remove moths (and other bugs) that the vaccum tubes attracted
O0V7 TIL in 2003 a pallasite meteorite as old as the earth itself was found in China. It’s so beautiful a sliver can fetch millions at auction.
X0mxX TIL Napoleon introduced the printing press to Egypt in 1798 so that he could issue his decrees and ordinances.