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TIL the Mathematical proof that 1+1=2 takes 162 pages Principia Mathematica - Wikipedia, the free encyclopedia

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p89pZ TIL Augustus Caesar is estimated at having a net worth of $4.6 trillion because he “personally owned all of Egypt”
8agwX TIL The hwacha was a rocket launcher from 15th century Korea, which fired up to 200 rocket-powered arrows.
e0vyL TIL the myth of the man-eating piranha was started as part of a spectacle to impress Theodore Roosevelt
pWae TIL, there was a serial killer in Thailand that was so feared by the people, they publicly executed him then put his body in a clear box so everyone could see he was really dead. You can still publicly view his body.
ADLAl High-speed video imaging colored to reveal the two main components of a sneeze show a shower of larger droplets, green, whose trajectories can extend up to two meters from the person sneezing, yellow, and a cloud, red, made of a mixture of smaller droplets suspended in moist, warm gas. Pathogen-bearing droplets can be suspended in the air for not just seconds, but minutes, and can travel up to 27 feet.