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101

TIL From 1980 to 2008, the number of people incarcerated in America quadrupled-from roughly 500,000 to 2.3 million people

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QNyRp TIL Allen's rule, which describes a pattern in animals' lankiness and size (surface-area to volume ratio) across related species, according to hotter and colder climates
yQr0a TIL in 1990 Marvel published a comic where the Hulk threw Hulk Hogan through a roof for "picking the wrong name"
E1ZJ7 TIL: Drowning IRL looks nothing like in the movies, and in fact many parents actually watch their children drown, having no idea that it's happening.
xXw7 TIL The “magic number” of people needed to create a viable population for multi-generational space travel has been calculated to about the size of a small village - 160.
OELY TIL Haiti and Lichtenstein had the same exact flag. The two countries were not aware of the similar design until they encountered each other at the 1936 Olympics.