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TIL that blue lights on emergency vehicles originated in Germany in WWII as part of a campaign to keep the country dark to prevent bombings since blue light couldn‘t be seen from airplanes

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4kBda TIL That Alien Abduction Insurance Exists
v1ZZD TIL that according to MIT, Magic: The Gathering is considered the world's most complex game. A proof shows that optimal play in Magic: The Gathering is so difficult that a computer would be unable to figure out the winner.
KOw16 TIL that Tupac's godmother, Assata Shakur, was a Black Panther, Black Liberation Army member, revolutionary and bank robber. She was convicted for the murder of a police officer, escaped prison, found asylum in Cuba, and is still alive with a 2 million dollar American bounty on her head.
R5kA7 TIL that in 1963, the FBI launched a 2-year investigation where they unsuccessfully attempted to discern the lyrics to the song “Louie Louie” by The Kingsmen out of fear that the song contained obsene lyrics
v1QZj TIL Robert Clive, a British Governor and General in India had a pet tortoise named Adwaita. Clive died in 1774. Adwaita died in 2006, 232 years later at the age of c.255. She was born before the 7 Years War, the founding of the USA and the French Revolution.