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TIL A Navy study showed that washing hands 5 times daily reduced incidence of respiratory infections by 45% over a two year period.

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9rWM TIL living in poverty causes a reduction in cognitive ability due to mental and emotional strain equivalent to losing 13 IQ points
P1PZO TIL That Chuck E. Cheese Secretly Sold Pizzas on Delivery Apps During the Pandemic Under the Name “Pasqually Pizza”
ADXVw TIL because American textbooks are sold at a lower price in Thailand, somebody was reselling them in the US and making enough of a profit to get sued by the publishers, the Supreme Court ultimately ruled against the publishers because the "first sale" doctrine applies everywhere, not just the US
W7L8B TIL that, in 1805, Carl Friedrich Gauss had actually invented Fast Fourier Transform even before Fourier Transform itself but it was forgotten because he didn't publish it. It was re-invented about 160 years later by James Cooley & John Tukey, in a bid to detect nuclear bomb testing underground.
ype TIL that every natural number less than 10^126 is nameable.