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TIL For a gun to work the bullets need to be slightly bigger than the barrel they are fired from

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gM9y7 TIL A college math professor wrote a fantasy "novel" workbook to teach the fundamentals of calculus. Concepts are taught through the adventures of a man who has washed ashore in the mystic land of Carmorra and the hero helps people faced with difficult mathematical problems
6E1mX TIL a Russian Blue tomcat named "Xiaopi" needed a glucose drip after mating with five females during one night in a Chinese pet hotel. The cat's owner, Mr. Zhao, said he specifically told the hotel that Xiaopi wasn't neutered, but they let him roam freely anyway.
9e46 TIL that the roar from the T-Rex in Jurrassic Park was a combination of a baby elephant’s squeal, an alligator’s gurgling, and a tiger’s snarl.
meo TIL there is a dress that becomes transparent as your heartbeat increases.
l7oP7 TIL that there is a Disney Professor of Archaeology at the University of Cambridge. The professorship is named after the antiquarian John Disney, who endowed the position in 1851.