› added 10 months ago

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TIl One of the main contributors to the Oxford English Dictionary was a psych patient/murder and did his research while locked up

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via reddit.com

wowyo TIL early 20th century pregnancy tests involved a lengthy and costly process where the urine sample would be injected into five mice per woman. The mice would then be dissected to find out if they were ovulating. These results would be obtained in a week.
x6akb TIL : Mary Shelley, the author of Frankenstein, endured many tragedies. Her mother died after giving birth to her, she was in constant debt, her 1st, 2nd, and 3rd children all died, while her husband drowned on his sailing boat. She herself passed away at 53.
BRPD TIL that the Playboy Bunny outfit was the first service uniform registered with the United States Patent and Trademark Office
7rVML TIL astronaut Gordon Cooper compiled a secret map containing the locations of 'hundreds' of shipwrecks which he uncovered from space whilst searching for magnetic anomalies during the Mercury 9 Faith 7 expedition
6EjMm TIL Lake Tahoe is home to the oldest petroglyphs ever discovered in North America and a mummy three times as old as the Egyptian mummy King Tut.