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53

TIL that there is more about !!!... (FACTORIAL)

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PYEOJ TIL the USA performed numerous unethical human experimentation on its citizens: Exposure to chemical/biological weapons; infecting people with deadly/debilitating diseases; human radiation; injecting people toxic/radioactive chemicals; surgical, interrogation, torture and mind-control experiments.
wnv6 TIL The State of Wyoming has only 2 escalators
Z8Zep TIL China killed off two AI chatbots after they start criticising communism and praising the US.
oB4mK TIL that the tallest residential skyscraper in New York, regarded by many as one of the most boring-looking buildings in the city, was literally inspired by a $225 trash can.
R7p4l TIL that Japan's most celebrated generals have been masters of Ikebana, the art of flower arranging, finding that it calmed their minds and helped them make clear decisions in the field of battle.