› added 1 year ago

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TIL: If you cut 2 different sponges up, disaggregate them (push them through a sieve), and mix the 2 cell-slurries together - the sponge cells reassociate with their own cells, but not cells of the other species. This is being studied to understand tissue repair and transplant rejection.

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R7y88 TIL that both India and Pakistan had british officers commanding their respective armies in the Indo-Pakistani war of 1947
VBAbk TIL that when Black South African soldiers returned home after serving in WW2 they were offered bikes and shoes for their service. Whereas White South African soldiers had brand new homes built for them by the government.
XQgk TIL No one was burned at the stake for witchcraft in Salem. They were all hanged, with the exception of Giles Corey who was pressed to death over the course of two days
b9nB9 TIL that in March 1848, Niagara Falls froze over and was completely blocked with ice. Factories shuttered, the US Cavalary marched on the dry riverbed, loggers collected ancient logs, and souvenir hunters collected relics from the War of 1812
69N7Z TIL that 25% of all known animal species are beetles