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TIL The ancient Greeks had known the world is round since Pythagoras, and successfully calculated the circumference of the globe when Eratosthenes measued the angles of the mid-day sun between two towns of a known distance. His calculation had only about a 10% margin of error.

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0MZR TIL if you have debt + a winning lotto ticket, you can file bankruptcy, discharge your debts, and then cash in the ticket without having to pay off your previous debt.
VMeam TIL of Elan School, a child behavior modification camp operating from 1970-2011. Using Lord of The Flies style techniques, they would psychologically destroy the children for years, leading to extraordinarily high suicide rates. If a child escaped, bounty hunters would chase them across the country.
167xD TIL there is a specific word - Haar - for the sea fogs that form off of eastern Scotland and England.
LQjNd TIL the first black woman to refuse her bus seat to a white person is still alive. Claudette Colvin.
4Xobb TIL there once existed the Silver Republican Party, a US political party that split from the Republican Party in the 1890s over the issues of bimetallism and free silver. It disbanded in the early 1900s and most of its members joined the GOP, but some went to the Democrats.