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TIL that the rediscovery of the Fast Fourier Transform happened after John Tukey attended the Conference of Experts to Study the Possibility of Detecting Violations of a Possible Agreement on the Suspension of Nuclear Tests then begun looking for a reliable way of detecting underground nuclear tests

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l7XQB TIL In 1985, Ronald Reagan welcomed Li Xiannian as the first Chinese head of state to the US. When Reagan met with Li in Beijing, he suggested the Chinese principle of hu jing, hu hui -- mutual respect, mutual benefit
J1wWj TIL that Flash memory got its name because the process of erasing the device called to mind the flash of a camera.
VMngQ TIL Alzheimer's can't be "officially" diagnosed until after death. They have to confirm diagnosis with autopsy. So essentially they say a person has "dementia." The proteins involved still can't be detected without the autopsy. Today new methods can diagnose it with a 90% accuracy rate though
JjpV TIL Jon Bon Jovi has a restaurant that has no prices; guests pay whatever they can or volunteer in exchange for their meal.
ZRAp TIL that finnish people recieves a top hat and a sword when completing their doctoral degree.