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TIL That All Dinosaurs May Have Been Warm-Blooded

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yVbrJ TIL in 1900 William Schmidt, a gold miner, began hand-digging a half-mile tunnel in the Mojave Desert to transport ore for processing. After 20 years the ore could easily be transported on a new road, but Schmidt spent another two decades years finishing the tunnel, which was never used.
1a5B7 Today I learned the aircraft carrier ARA Veinticinco de Mayo of the Argentine navy was originally a British Colossus class Aircraft carrier form WWII. She was sold to the Netherlands and then to Argentine Navy ultimately partcipating in the Falklands war against her original builders, the British.
OGEb7 TIL that The Apollo 11 astronauts couldn’t get life insurance before their mission, so they came up with a brilliant hack: they signed hundreds of autographs. These "insurance autographs" were given to their families, who could sell them if the mission ended in tragedy.
OGKR1 TIL that, the Brothertown Indians were the first tribe of Native Americans in the United States to become United States citizens, which caused the tribe to relinquish their tribal sovereignty.
QJ4rL TIL that the Hudson Bay’s Company, the de facto government of early British North America, not only still exists but owns Saks Fifth Avenue