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today i learned not to pepper spray myself in the face

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kOgK1 TIL a study found that people had empathy for an attacked victim suffering a broken leg, multiple lacerations and unconscious in the following order, most empathy to least empathy: a one-year-old human, a puppy, an adult dog, a 30-year-old man.
kJ6g TIL that when Bill Nye The Science Guy’s father was a POW in Japan during WWII for four years, he made sundials to figure out the latitudinal location of the prison camp.
l7571 TIL that in Barcelona, exist a public fountain that pump liquid mercury instead of water and is protected by a glass
0wYR5 TIL to reduce honking in India, researchers placed flashing red "Sad Face" buttons in cars that beeped every time a driver honked. In these tests, honking was reduced by 61%
m1xdp TIL the carriage used in President Kennedy’s funerary procession has an interesting history of its own. It also once carried the remains of President Franklin D. Roosevelt in 1945, and the Unknown Soldier in 1921.