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TIL Only 1g of alcohol (including content in medications) is permitted to be used/released by astronauts per day on the International Space station due to Combustibility concerns (page 269)

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xmJo TIL Fred Phelps was excommunicated from Westboro Baptist Church before his death for having a change of heart about his religious beliefs and acknowledging the “Equality House,” a local LGBT support organization, as “good people.”
6ENGl TIL of Paul Alexander, one of the last few Polio survivors. He's confined to an Iron Lung and paralyzed from the neck down, yet managed to graduate from law school and wrote his memoir using only his mouth.
p8E48 TIL the brain cannot feel pain because it doesn't have pain receptors called nociceptors. Headaches come from nociceptors in the protective tissue between the brain and the skull.
6EZRQ TIL ice ages begin when continents block warm water flow from the equator to the poles, forming ice sheets that increase Earth's reflectivity and reduce solar radiation absorption. This cools the atmosphere, causing ice sheets to grow, which further increases reflectivity in a positive feedback loop
LkXld TIL of Ruthie Tompson, one of the original animators for Disney's Snow White, is still alive at age 107. She's the seventh oldest person in the world.