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TIL there was a massive solar storm in 1859 that sparked fires in telegraph offices. Were a storm of that size to hit today, it would knock out power grids for months or longer.

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E19ro TIL if Earth’s history was represented by 24 hours, the dinosaurs would have become extinct at 11:41pm and human history would have begun at 11:54:43pm.
kJPNd TIL that not all dietary fiber we can eat comes from plants. Chitin, found in edible insects and seafood products such as shrimp tails is a form of dietary fiber, like plant cellulose.
Zp5Q TIL that more than 50% of the world has never made or received a phone call.
l15B TIL we could fit the entire human race in New Zealand if we lived as dense as Manhattan
LQom TIL that the thirteenth amendment, which outlawed slavery, was not ratified by the state of Mississippi until 1995.