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TIL that lemons, limes and most of the other citrus fruits we eat do not occur naturally in the wild - they are the result of generations of interbreeding between various combinations of the four "original" citrus fruits

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R5aEj TIL that Teddy Roosevelt rode into battle during the 1898 U.S. invasion of Cuba carrying a book titled "Anglo-Saxon Superiority"
lov9r TIL vibrations of cars make people sleepier
EgOEo TIL about transgenerational obesogens - substances which when consumed by pregnant people, will have lifelong effects of predisposing that future child to obesity by altering adipogenesis
AMod TIL: Ecosia is a search engine that uses the same results as Google, only that 80% of it’s revenue goes to a tree farming company in Brazil. Every search you do plants about one tree.
0OmR TIL helium molecules are so small that they bleed through the rubber in balloons, causing them to deflate and become floppy, unfloaty & sad.