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TIL that NASA engineers once asked Sally Ride if 100 tampons was enough for a 7 day mission

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JYQwv TIL Alan Turing, WW2 codebreaker and father of modern computer science, was also a world-class distance runner of his time. He ran a 2:46 marathon in 1949 (2:36 won an olympic gold in 1948). His local running club discovered him when he overtook them repeatedly while out running alone for relaxation
epeeJ TIL that Sweden has 267,570 islands, the most of any country in the world
Z1bv TIL that there was a sculptor named Anna Coleman Ladd who directed a mask-making studio in Paris where she sculpted masks to be worn by men who had been badly disfigured during WWI, and made to resemble the soldiers’ former selves.
Me5oB TIL that moray eels have a second set of jaws inside their throats. These "ballistic" jaws shoot out into the mouth when the eel has caught its prey, bite the victim with their backward-facing teeth, and drag it further into the eel.
Eg0xV TIL NASA's crawler transporter that's used to move rockets from the assembly building to the launch pad gets 32 feet per gallon (165 gal/mile) from its 5000 gallon capacity diesel fuel tank