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TIL After averaging the light from 200K galaxies, researchers have determined the colour of the universe is a pale turquoise green.

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GY9wj TIL of Betsy Aardsma, a graduate student who was stabbed at the Penn State University library. Because the wound was so small and the fact that she was wearing a red dress, no one noticed that she was stabbed until after she died, and EMTs thought she was suffering a seizure. The case is unsolved.
e0LPk TIL there has never been a documented case of poison candy being handed out on Halloween.
b6QVa TIL An artist aimed to create an exhibit where the public could feed goldfish the freeze-dried body of a death row inmate after his execution. The inmate consented and it sought to critique capital punishment. The exhibit was only cancelled when the inmate's sentence was commuted to life in prison.
b6mnZ TIL in 2004, a man named Brian Jones purchase the house where much of A Christmas Story was filmed and restored it. Then he opened a gift shop across the street, museum next to it.
gMJJ4 TIL 3M invented the chemical PFOS back in 1950, used it in many products such as Teflon, Scotchgard, food warppers, etc., but it is now deemed to be toxic and the substance is now found in blood of animals everywhere from polar bears to dolphins to eagles.