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TiL: Farts Can Be Deadly (to Astronauts).

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neLvY TIL a University in Japan built a laser that outputs 2,000 trillion watts which is basically a billion times more powerful than a stadium light. They are trying to recreate the early parts of the universe by building such a powerful laser.
aQAL TIL that the Japanese created Nightingale floors that “chirped” when walked on for security.
aw8JA TIL reindeer abandoned use of the daily clock that drives biological rhythms in order to survive the extreme conditions in the Arctic
dDr7Q TIL ant corpses release a chemical when they die. A scientist once recreated this chemical and put it on a live ant. Its ant friends kept bringing it to the graveyard no matter how much it struggled to return.
nWkXB TIL that the man who physically wrote the Constitution, Gouverneur Morris, died because of an infection of a wound that he sustained while using a piece of whale baleen as a catheter in an attempt to clear a blockage in his urinary tract.