› added 3 years ago

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TIL The Moon recedes away from Earth at roughly the same speed as fingernail growth (3.78cm/year)

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via reddit.com

wojeE TIL A Surgeon in Germany killed 4 patients because he used lemon juice instead of antiseptic
gkV4 TIL of Dora Ratjen of Nazi Germany who competed as a woman in the olympics and broke women’s world records; but was arrested for fraud when he was turned out to be a man named Hermann, with all his rewards taken back and given to the women he beat
R5N6Q TIL that the sawfish, usually seen in cartoons, really do have a sharp cutting snout. While myths about cutting ship hulls are untrue, injuries from the "saw" are a real threat to fishing boat crews. When the animal is caught it intentionally tries to cut humans by using its snout like a sword.
awKNJ TIL World chess champion Magnus Carlsen once checkmated Bill Gates in nine moves. He lost to the 23-year-old in around 1 minute 20 seconds
mx1LM TIL that military service dogs in the US have higher ranks than their handlers.