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TIL phrases like "needs washed" is acceptable grammar across a large part of the US.

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6EmJw TIL Physics Laureate Gerard Muorou (2018, Short Pulse Lasers) accidentally revolutionized Ophthalmology when in 1993 a student, struck by the laser, miraculously suffered no damage as the pulse was amazingly short, lasting a femtosecond long. The laser than became the Standard-Bearer in Eye Surgery.
N7yOP TIL The average adult in Indonesia is around 5 feet 1.8 inches tall, making it the country with the lowest average height in the world.
7DJX TIL that certain metals (including copper, brass, silver, and gold) are naturally antimicrobial. A brass doorknob will self-sterilize in about eight hours if left untouched.
oBOM8 TIL since an Ottoman sultan was killed in Kosovo in 1389, the same few Turkish families have maintained the battlefield tomb of his internal organs. Every generation in the current line - last name "Türbedar" (tomb caretaker) - has lived there since 1854, but it will soon end with a Bosnian widow
KO5Ga TIL That archaeologists in China found a surprising haul in one tomb, where they uncovered a bronze cooking pot. When they opened the pot, they found 2,400-year-old bone soup. Because of oxidization, the soup turned green, but it was still in liquid form, and the bones were still floating on top.