› added 1 year ago

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TIL Modern torpedoes do not work by hitting a ship's hull. Instead they detonate directly underneath the ship, exploiting the "bubble jet effect"

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LndV TIL The Three Stooges, during their 23 years with Colombia Pictures, were chronically underpaid and never received a pay increase, because the head of the studio convinced them that they were unpopular with audiences.
E7g0 TIL that Psychological research shows that roughhousing is important to childhood development. It teaches communications skills, rule negotiation, and how to communicate verbally and non verbally. In reality, children not allowed to horseplay are more likely to be more violent later in life.
LeXP TIL that the “loose lips sink ships” propaganda campaign in WWII was not really designed to keep shipping information from German agents but rather to keep American morale up by not communicating how many US ships were being sunk by Germany
6E7jW TIL that knives used in airport restaurant kitchens have to be tethered and accounted for so that those knives do not make it onto airplanes.
xVB4k TIL that naturalist William Bartram described finding a "painted vulture" during his travels in Florida in the 1770s. No one else has ever found this supposed Florida bird. It's not known exactly what the "painted vulture" was—it could have been a subspecies or relative of the living king vulture.