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TIL male octopuses evolved to have detachable penises due to cannibalistic female mating practices

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XydX TIL that the majority of the United States still have data caps on their internet.
GA5XJ TIL that in utero, a third artery temporarily runs down the arm to help with the development of the hand. By 8 weeks after birth, this artery usually disappears. For unknown reasons, people are retaining this artery as adults, and it's now three times as prevalent as it was 100 years ago
Z8bPB TIL That the painting "The Concert" by Johannes Vermee, stolen in 1990 during the Isabella Stewart Gardner Museum Theft, is still considered by many experts to be the most expensive object ever stolen. It was valued at 250 million dollars in 2015.
rRpKo TIL, in an effort to set the world record for the longest drift, BMW used one M5 to refuel another M5 (5 times) by drifting alongside it
awvpL TIL NASA never spent $1 Million to develop the space pen. The Fisher Pen company spent $1 million of its own money to make a zero-G pen, which NASA brought for about $6 per pen. The Soviets also switched to pens as they were safer than pencils.