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TIL most Helium on earth is the result of radioactive decay of Uranium and Thorium in the earth’s crust

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QJLeL TIL that when the mummy of Ramesses II was flown to Paris for examinations in 1974, it was issued an Egyptian passport listing his occupation as "King (deceased)".
R5oGa TIL: There was a Shogun: The Musical. Written by Clavell, it was performed on Broadway for two months until a drop in tourism from The Persian Gulf War.
aweVN TIL On average, golf balls contain between 300 and 500 dimples across their surface. Balls with more dimples have less drag and go further.
YpKar TIL the first official Canadian Football game was recorded as having taken place in November 1861 at the University of Toronto - eight years earlier than the first official American Football game, which took place in November 1869.
P1AXw TIL that sidereal time is different from solar time, so in a typical "year" (ignoring leap year complications) where sun rises 365 times, the Earth has actually done 366 rotations around its axis