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TIL: The Three Gorges Dam in China holds such a massive amount of water that it slows down the earth's rotation and increases a day by 0.06 microseconds

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D1JDj TIL why people don't scream and flail around when they close to drowning; their bodies do not have the air needed to perform actions such as waving around or screaming for help to seek attention, so the body attempts to prolong your survival in a few ways completely subconsciously.
69yG8 TIL that a "cloudburst" is a sudden and extreme downpour of rain over a small area within a short period of time, often accompanied by strong winds and sometimes hail and thunderstorm. They are especially common in mountainous areas and have caused several deadly flash floodings on record.
vPRxB TIL I learned for the Voyager program engineers computed 10,000 potential trajectories. This was done not only to optimize the journey but also avoid having voyager reach a planet at Christmas or Thanksgiving time.
DjMP TIL that Central Park in New York was once home to a thriving free black community called Seneca Village.
1D TIL Charles Darwin married his cousin, but only after making a list of pros and cons, one of the cons being “less money for books”