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TIL our galaxy isn’t just a spiral galaxy but a bar galaxy

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eoW6 TIL that during the Cold War the CIA considered dropping dropping enormous condoms labeled “medium” over the Soviet Union to demoralize the Soviet male population.
5YYGn The sound of a jet engine is about 1,000,000,000 times more powerful than the smallest audible sound.
MerEa TIL that 'burrito' means 'little donkey' in Spanish, named this way because burritos can carry many things, much like a donkey can.
BjBx TIL the Arctic Shrew is so territorial that if two are placed together, one will drop dead within a few days, even without physical injuries.
OG9Qe TIL that turtles , frogs , and salamanders breathe through their butt