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TIL Heroin became popular among american soldiers during the Vietnam war because it was easier to take secretly than marijuana.

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jNMAa TIL that some owls keep blind snakes as pets. They feed on parasitic larvae, and a study conducted by Baylor University scientists found that Eastern Screech-Owl chicks grew faster and healthier in nests kept parasite-free by these “domesticated blind snakes”.
QJZBa TIL that applause was invented in 6th Century BC so that audiences had to clap in approval of their leader, since there were too many people to meet individually.
OolLR TIL the African country of Swaziland was renamed as eSwatini in April 2018.
M1bb TIL a gambler named Archie Karas went to Las Vegas with $50, gambled it up to $40 million over the next two years, only to lose it all in three weeks
4k9e6 TIL Cold directly influences the results of therapy for the treatment of androgenetic alopecia and is one key to deminiaturization of the hair follicle.