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242

TIL that sperm don't actually swim, they corkscrew!

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n007 TIL strangling and choking are different things. Strangling cuts off blood flow through the neck, while choking cuts off air flow.
4k085 TIL, immediately after WWII, the U.S Government took 1,600 Nazi scientists back to the U.S. This secret operation was called “Operation Paperclip”. Many of these ex-Nazis scientists went to work for NASA. The most famous ex-Nazi scientist was Wernher von Braun.
rRPYx TIL scientists are now taking stem cells and growing "mini-brains" which mimic the neural activity of a preterm infant. The so-called organoids are not yet capable of complex thought - but could soon be used for medical research and one day lessen the need for human and animal research subjects.
6Bbm TIL that Theodore Roosevelt, in order to prevent war with Japan after post Russo War negotiation fallouts, showcased the American Navy around the world as a display of America’s firepower. Upon its arrival Japanese schoolchildren waved American flags
XEGBX TIL there were two unrelated Exorcist prequels released by Warner Bros in the mid-2000's. Dominion: Prequel to the Exorcist was directed by Paul Schrader and released in 2005, but WB re-tooled it into a more marketable film, Exorcist: The Beginning, in 2004. Both were critical and financial flops.