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TIL During the Cold War, an early version of the American AIM-9 Sidewinder missile lodged itself into an enemy jet without exploding. The Russians were able to recover it after landing and create a reverse-engineered copy

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7rkVL TIL that each year the Netherlands sends 20,000 tulip bulbs to Canada as a thank you for aiding in the WWII
y068 TIL that when the Dutch found the Dodo Birds, they named them “Dodaersen”, which translates to “Fat asses”.
N0mJ TIL scientists are researching a chemical/drug that dramatically reduces alcohol/BAC levels in the blood, which has the potential to be used to sober people up in a very short time.
j6P7a TIL that an irrational number is called "irRATIOnal" because it cannot be expressed as a RATIO. This is probably the stupidest TIL ever, but for decades I just thought a number was called irrational because it had a never-ending decimal that did not behave in a predictable, explicable way.
LpgZ TIL: An ancient planet in our solar system had its outer crust blasted away by asteroid impacts. All that remained was a solid metal core which still orbits the sun today. Scientists now propose sending a probe to this “metal world” to learn more about how our own planet formed.