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TIL Playing Tetris can Lessen PTSD and Flashbacks

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9Y8d7 TIL that during the 1946 election for sheriff in Athens, Tennessee a deputy refused to let an elderly black man vote. When the man dropped his ballot and ran, the deputy shot him in the back. This catalyst led to WWII veterans laying siege on the officers holed up in a prison.
vPbZR TIL that American women had to wait until 1988 to be allowed to take out business loans without the signature of a male relative.
xBDw TIL: 10% of Europeans are immune to HIV. This mutation occurred during the Black Death, which killed 75 million Europeans in the 1400s.
Dw9v TIL The full moon always rises at sunset. The new moon always rises at sunrise. The first quarter rises at noon. And the last quarter at midnight.
6waZ TIL falcons sometimes become sexually imprinted on humans. In order to bred them, the breeder lets the male bird copulate with his head while wearing a special hat with pockets to catch the semen.