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TIL Christopher Havens, a convicted murderer solves ancient math problem in prison. Taught himself higher math and solved the age-old math puzzle of number theory involving so-called continued fractions over which Euclid has already racked his brains. He then published the journal in January 2020.

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mx9LO TIL Hattie McDaniel was the first black person to win an Oscar for Gone with the Win, however she was unable to attend the premier in Atlanta at a whites-only theater, sat at a segregated table on the side of the room at the Oscars and was not buried in the Hollywood Cemetery despite her final wish.
eym5 TIL the cereal Cookie Crisp was created by Purina, the pet food company.
JYlkk TIL of Paddy the Wanderer, a beloved stray Airedale Terrier from Wellington, New Zealand who befriended workers, cabbies, and seamen; sometimes stowing away on visiting ships (said to have crossed Tasman Sea many times).
Br8PW TIL only 3 people have technically died in space. In 1971, the Soyuz 11 crew was killed at an altitude of 104 miles when the cabin depressurized. The re-entry seemed to go off without a hitch. But recovery crews quickly discovered the crew inside dead, with blood streaming from their noses and ears.
bK4Z TIL a patent is pending on a “Jar with a Twist” – a container for dispensing peanut butter and other similar products – that has a rotating bottom which functions similar to a deodorant stick to bring the contents of the jar up towards the top for easier access.