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TIL dry erase marker removes Sharpie from laptop screens (courtesy of my 5yo son)

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d8l5Q TIL In 1867, thousands of formerly enslaved African Americans in New Orleans protested and achieved desegregation of the city's streetcars, nearly 90 years before the bus boycotts in Montgomery.
R7Em6 TIL that in World War 1, Nobel prize winning physicist Marie Curie developed mobile X-Ray stations to travel to the frontlines and assist army surgeons and preventing amputations when limbs were still intact. It's estimated that over a million wounded soldiers were x-rayed with her units.
b1VN TIL of the Capitol Crawl, when over 100 handicapped people shed their wheelchairs & crutches and crawled up the stairs of Washington’s Capitol building, inconveniencing some senators and forcing them to adopt the ADA.
VB098 TIL that D-Day was conducted on June 6, because that was the birthday of Rommel's wife.
Z81ZY TIL that Darwinian theory has no explanation for why a species with mating rituals does not completely lose all male genetic variants since females are only attracted to certain specific male characteristics. This is known as the Lek paradox.