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148

TIL Xerox invented and patented Ethernet

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K1wR TIL of Halden Prison, where guards are unarmed and play sports with the inmates. The latter even receive questionnaires about how their prison experience can be improved
QJy4p TIL Lysol was the best-selling method of contraception during the Great Depression because birth control was illegal in the U.S. until 1965 for married couples and 1972 for single people.
L4JP TIL that in 1955 for every 100,000 US citizens there was 340 psychiatric hospital beds. In 2005 that number had diminished to 17 per 100,000.
mV5y TIL that people who are depressed spend more time in REM sleep
pjZN TIL that the Slow Loris feels threatened when it is “tickled”. It raises its arms to collect venom in its shoulder. Specimens that are sold as pets have had their teeth removed and cannot bite anymore.