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TIL The worlds first computer virus was developed by Jon Von Neumann in 1949. It served as proof that computer programs are capable of replicating themselves

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e0BRg TIL of Robert S. Abbott, who founded 'The Chicago Defender' in 1905 for just $7. With the top circulation of any Black-owned newspaper in the states it made him a multi-millionaire and contributed to The Great Migration. Thanking his ex-landlady for encouraging him, he gave her an 8 room house.
o8x7 TIL that ancient Indians had concepts that revolved around time dilation and the idea that time flows at different rates in different “universes”
16A7d TIL: In the past, covering a yawn with one's hand was believed to protect against the devil or the loss of one's soul. The superstition likely originated from the idea that showing a yawn made one susceptible to spirits entering the wide-open mouth.
ADJkl TIL about Cargo Cults, Melanesian groups that attempted to recreate the magic that was "cargo drops". When the U.S military occupied Pacific islands during WW2, the islanders witnessed the soldiers receive goods from the sky, and thought it was the result of magic rituals performed by the soldiers.
EgxAw TIL cats are attracted to most plants in the "Mint" family, not just Catnip! This includes Menthol found in many rubs and ointments (but it can be poisonous).