› added 7 years ago

152

TIL Amsterdam Schiphol airport has a sniffing dog on staff who can return lost items to their owners before they even know they’re gone.

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N88 TIL Medieval Peasants needed 4,000 - 5,000 calories a day much more than modern Americans need at 2,000 calories.
W7ewB TIL that Sir Isaac Newton invented the cat door. He cut a hole in his door to let his cat in and out, inadvertently creating the first pet door.
BGAy TIL that Sir Isaac Newton likely died an 84 year old virgin.
W7XkN TIL that Sojourner Truth, famous for her escape from slavery and her work as an abolitionist, was actually from New York state, and spoke Dutch as her first language.
4RRb TIL during the Cuban missile crisis a Soviet Submarine came under attack from depth charges, the captain assumed WW3 had started and prepared to launch a nuclear weapon, his executive officer overruled him. It turned out the depth charges were training rounds being used to signal them to surface.