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TIL Leonardo Da Vinci was a genius who had no schooling and could barely read Latin or do long division. But his notebooks were 7,200 pages crammed with notes and scribbles including math calculations, sketches of animals, weapons of war, and studies for paintings

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BgQ7k TIL Poison Dart frogs are completely non-toxic when captive bred (dart frogs are commonly bred in captivity), even wild-caught poison dart frogs gradually lose their potency in captivity.
jNmaE TIL that until the mid 20th century the avocado had a reputation as an aphrodisiac, which actually discouraged some consumers. During the 1920s, growers sponsored a promotional advertising campaign in the United States to deny that the avocado had powers for inducing sexual prowess.
nWJwG TIL despite seeming like an old-timely Italian tradition, the Feast of the Seven Fishes started in America and the first known mention of it is in The Philadelphia Inquirer in 1983
WyA9 TIL Ian Fleming named James Bond after an American bird expert and stated he chose the name because he wanted Bond to be “an extremely dull, uninteresting man to whom things happened…I thought by God, James Bond is the dullest name I ever heard.”
AMBx TIL • A fine-quality Persian rug, containing as many as 1 million knots in every 3 square feet, may last as long as 500 years before it wears out.