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TIL the eggs in Alien initially had a more vaginal appearance complete with an "inner and outer vulva". Producers worried that Catholic countries would ban the film, so Giger changed them so that "seen from above, they would form the cross that people in Catholic countries are so fond of looking at"

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6dVJ TIL that WD-40 can be used to remove paint marks from cars, oil stains from driveways, and tomato stains from clothes, keep away roaches, “polish” plastic patio furniture, +46 more uses.
69V9Q TIL, that already 5 people are cured from HIV 💪🏽
nWyx7 TIL it's been observed that pilot fish can form sort of symbiotic relationships with sharks. In fact, if their shark is caught, the pilot fish will follow the boat that took it and become distressed when it can't find it or isn't near its "ghost" shark.
eWnE TIL in the early 1800s the British adopted the Nine Principle of Ethical Policing, under which “Police, at all times, should maintain a relationship with the public that gives reality to the historic tradition that the police are the public and the public are the police.“ They also don’t carry guns.
eydb TIL the 1883 eruption on Krakatoa produced the loudest sound ever known it reverberated around the globe 7 times before diminishing. It could be heard 4,000 miles away, and people with in 100 miles had permenant hearing loss.