› added 5 years ago

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TIL that the world’s most venomous animal: a jellyfish, kills by microscopically punching through red-blood cells, releasing potassium and thus, a natural “lethal injection” occurs. Death can occur in as few as two minutes.

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k9BW TIL that Reagan and Gorbachev informally agreed that the US and USSR would assist each other in the event of an alien invasion
eLgD TIL Kristian Birkeland invented the electromagnetic cannon and the Birkeland-Eyde process (to extract nitrogen from the air for fertilizer) all to fund his true passion, researching the northern lights.
YewB TIL that a single drop of seawater contains 10 million viruses, 1 million bacteria, and 1000 small protozoans
5YObQ TIL that in 1939 20,000 Americans met in Madison Square Garden, then rallied in support of Hitler and the Nazis.
4kNVJ TIL Petroleum County MT is bigger in size than Rhode Island but has just 494 people