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TIL Metallica‘a first album “Kill ‘Em All” was originally to be titled “Metal Up Your Ass” with a picture of a hand clutching a dagger emerging from a toilet.

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mxZQy TIL Ravoux's slavemaker ant is a species where the queen can fake her own death to encourage ants from a rival colony to drag her body back to the nest. When there, she kills the nest's queen and bathes in her pheromones, becoming the new queen. Her soldiers overrun the colony and take control.
oB6kR TIL according to color theory, a tint is a color mixed with white, while a shade is a color mixed with black.
mK6o TIL that alligators in Louisiana have learned to balance sticks on their snouts specifically during egret and heron nesting season, when the birds are actively searching for nest materials. This is the first known case of predators using lures based on seasonal prey behavior.
p8RRG TIL in 1951, Natalie Carbone Mangini became the first female scientist at Westinghouse. They meant to hire a man but they misread her resume and gave her an interview when she showed up. As a radiochemist, she worked on the world's first full-scale atomic reactor and the first nuclear submarine.
RG7Q TIL the world’s oldest man is celebrating his bar mitzvah at age 113. His first one, 100 years ago, was cancelled due to World War 1.