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TIL about the lake peigne urban disaster in Louisiana, in which an oil drill broke through into a salt mine and caused a whirlpool that swallowed the whole lake and part of an island

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N7Dob TIL the Iroquois Confederacy, founded by the Great Peacemaker in 1142, is the oldest living participatory democracy on earth. The US constitution was influenced by the political system developed by the Iroquois Confederacy.
R7vY1 TIL that “Teenage Mutant Ninja Turtles” was released as “Teenage Mutant Hero Turtles” in the UK because the word “ninja” was considered too violent.
Brlad TIL that when squirrels lie flat on their bellies, it's not because they are sick. They do it to avoid detection by predators and stay cool during warm temperatures.
QXRp TIL Pavlov’s student Horsley Gnatt trained a dog to anticipate food with one tone, punishment with another, then gradually made the tones increasingly similar. Nick the dog became so anxious, whenever reminded of the lab or the tones, it would get nervous erections and spontaneously ejaculate.
kJbB TIL that Nazi Germany had made detailed plans to ship 4 million Jews to Madagascar.