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TIL there is a wasp called "Gasteruption jaculator"

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VBXlQ TIL Shel Silverstein wrote the song "A Boy Named Sue." Johnny Cash's version is a cover.
QJe7E TIL the difference between detonation and deflagration. Detonation is a supersonic chemical reaction in the explosive. Deflagration is a subsonic chemical reaction diffused by heat.
QMAk TIL that Sardines is not a name for any kind of fish. It only refers to small fishes packed in cans in water/sauces.
VMxpk TIL: Entering a radius of 5 nautical miles around North Sentinel Island is illegal under Indian law. In Jan 2006, 2 Indian fishermen were fishing in prohibited waters and were killed by the Sentinelese, an indigenous people in voluntary isolation who have repeatedly attacked approaching vessels.
awX5y TIL: During a disaster, the least wounded patients will make it to the hospital the first, creating what is called "the reverse triage effect" where hospitals will be full of the least critical patients. To counter this hospitals may simply send severe but non-critical patients home.