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TIL that Goose bumps evolved to make our ancestors’ hair stand up, making them appear more threatening to predators.

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Y7ReA Today I learned that in Japanese zoos, zookeepers dress as tigers as training for zoo escapes
EgPB0 TIL The flooding was so extreme in Sacramento, California on January 10, 1862 that Leland Stanford needed a rowboat to get from his home to the State Capitol for his inauguration as Governor.
D1LOe TIL that there are two separate genes that determine eye colour, and which are dependent on each other. Depending on how these genes combine, it is possible for two blue eyed parents to have a brown eyed child.
eplYn TIL That 90s porn star Asia Carrera was not only a member of MENSA, with an IQ of 156, she was such a fan of the game Unreal Tournament she created her own character skins which showed her in skimpy outfits in the classic FPS game.
78YbM TIL Frequent use of painkillers for a headache causes more headaches. It's called medication overuse headaches.