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TIL The hand heart gesture was first noted in art in 1989, when Italian artist Maurizio Cattelan created an art image of the gesture as his first artwork named Family Syntax. Hand hearts became popular in 2010s

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8aXA4 TIL there are about 1,500 species of cicadas known. There are those that appear yearly in midsummer, and there are also the so-called "periodic" cicadas. They appear at prime number intervals - 7 years, 13 years and 17 years. Once every 221 years, the 13-year cycle and 17-year cycle cicadas overlap.
X7lQ TIL A man named Mike Merrill decided to sell shares in himself at $1 a share allowing his stockholders decide what he should do with his life
R7V46 TIL The Japanese repair broken pottery with gold lacquer to highlight imperfections. The process is called Kintsugi. The art of Kintsugi teaches that broken objects are not something to hide but to display with pride.
8e1gV TIL the federal chemical weapons ban was used against a woman who tried to poison her neighbor due to an affair and the case went to the US Supreme Court in "Bond v. United States"
JYBQk TIL one of the Soviet space dogs' puppy, Pushinka, was given by Khrushchev to Kennedy as a gift. One of Kennedy's dog, Charlie, took a liking to Pushinka, resulting in the birth of four pups referred jokingly by Kennedy as "pupniks".