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TIL Teddy Roosevelt saved American football from an outright ban after 18 players died in one season. He did this by implementing many rules that we know today, one of which includes the forward pass.

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b67R4 TIL that the peace sign originated from a combination of flag signals for the letters N and D, standing for "Nuclear Disarment"
W77oY TIL Laser tattoo removal also works to remove birthmarks.
WByX TIL that booze under 10% alcohol will hydrate you if you were stuck in the desert, over 10% will take fluids away
dDPr TIL That caskets are rectangular and coffins are tapered at the shoulder
R5Mm7 TIL that for the last 100-200 years, we’ve been living through the 6th (or 7th) recognized mass extinction event. Extinction rates are currently estimated to be 100 to 1000 times higher than before. The Holocene Extinction is a result of humans destroying habitats and killing too many animals.