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TIL the max output of a horse can be 15 horsepower and humans can create multiple horsepower.

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loJYK TIL that President Herbert Hoover and his wife were fluent in Chinese (Mandarin), and would use it to speak with each other in public to prevent eavesdropping.
kOVrm TIL in a 2005 NASA study, scientists successfully revived bacteria that had been in a frozen pond in Alaska for 32,000 years. The microbes had been frozen since when woolly mammoths still roamed the Earth. Once the ice melted, they began swimming around, unaffected, and quickly became infectious.
oBp8 TIL that Cyberdyne, the company responsible for the genocidal robots in the Terminator, is a real company that creates artificial robotic limbs.
D1bRv TIL that NYC's famous Second Avenue Deli moved to Third Avenue, but kept its name. Thus the place is often not swamped by tourists
QJOn6 TIL In 1946 a group of American benefactors purchased an original manuscript of 'Alice's Adventures in Wonderland' and donated it to the British Museum as a token of gratitude for Britain's stand against Hitler in WW2.