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686

TIL that U.S. suicide rates reached record heights in 2022

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M778V TIL: A French textbook publisher apologized after making textbooks saying the CIA was responsible for 9/11.
xG5o TIL According to a 2006 study by the National Research Council, the thermoneutral zone for a domestic cat is 86 to 97 degrees Fahrenheit. That’s the range of temperatures in which cats are “comfortable” and don’t have to generate extra heat to keep warm or expend metabolic energy on cooling.
jAAM TIL Scientists have created a liquid, bulletproof armor that hardens upon contact
4b6w TIL spiders can travel across oceans like ships: they use their legs as sails and their silk as an anchor
e0bM6 TIL Modern sudoku was invented in the United States in the 1970s, became a phenomenon in Japan in the 1980s, but didn't appear in a U.S. newspaper until 2004