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TIL that a black woman named Eunice Foote discovered the greenhouse effect in 1856 but everyone credits Irishman John Tyndell in 1859 instead.

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1MZ4 TIL the fanged pitcher plant and the carpenter ant have a mutualistic relationship whereby the plant’s stem provides a home for small colonies of ants who in turn keep the chemistry of the pitcher’s liquid balanced by removing large insects from inside, preventing the liquid from spoiling.
voa8 TIL those scaffolds that cover sidewalks all over NYC are called “Sidewalk Sheds,” long enough to wrap around Manhattan six times and were due to a law passed in 1980 after a 17 year old girl was hit in the head by a falling brick. It created a billion dollar industry with sheds often up for years.
dM17 TIL that despite a rate of gun ownership among the highest, Switzerland has one of the lowest murder rates in the world.
7rwMM TIL a 4-yr-old captive beluga whale who'd been living with belugas moved to a dolphinarium where her only companions were dolphins. In her early days with the dolphins, she made beluga "contact calls." Within 2 months, the beluga imitated dolphin whistles & dropped the beluga calls altogether.
ZpP4B TIL in 1976 groundskeeper Richard Arndt caught Hank Aaron's 755th home run ball & tried to return it to Aaron but was told he's unavailable. The next day the Brewers fired Arndt for stealing team property (the ball) & deducted $5 from his final paycheck. In 1999, he sold it at auction for $625,000.