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til The hypothetical planet Vulcan that was thought to exist in orbit between Mercury and the Sun. It was disproved via the Theory of relativity in 1915.

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78J9p TIL The largest swimming pool in the US was so large, lifeguards needed rowboats to patrol it. Fleishhaker Pool, built in San Francisco in 1924, measured 1,000 x 150 feet, contained 6.5 million gallons of water, and could hold 10,000 swimmers. In 1999 it was turned into parking for the zoo.
p80aQ TIL that we never see blue skies from the moon not because the space people/machines only take photos at night but because the moon never had one due to the lack of an atmosphere.
BLGx TIL In 1970 the Oregon Highway Division attempted to blow up a washed ashore dead sperm whale, using half a ton of dynamite, to dispose of its rotting carcass. The explosion threw whale flesh over 800 feet away, crushing cars and almost killing bystanders.
6MWX TIL that over 5,135 patent applications have been restricted from publication under the Invention Secrecy Act of 1951. Photovoltaic Generators w/ over 20% efficiency and Energy Conversion Systems “in excess of 70-80%” efficiency are subject to restriction in the name of National Security.
V0XQ TIL A Teen was Sentenced to 10 Years of Church Attendance After a DUI & Manslaughter Conviction