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TIL A small jumping spider named Euophrys omnisuperstes (which means ‘standing above everything else’) lives at elevations of up to 6,700 metres on Mount Everest, making it the highest known permanent resident on earth.

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j6p5j TIL that C. S. Lewis' first two names were Clive Staples
5YNxr TIL that Silphium was an extremely popular plant was used as both a spice, perfume and medicine in classical antiquity. the high demand resulted in it being harvested to extinction and thus nobody has known its taste or smell for millennia.
wolxJ TIL crinoid fossils (a relative of starfish) were found in the rock of the summit pyramid of Everest in 1924, the first proof the mountaintop is marine limestone formed on the ocean bed.
8aOLG TIL there's only one type of toothpaste that actually rebuilds enamel and damage to teeth, as opposed to creating the environment for teeth to repair themselves. Using a chemical called NovaMin that was initially used in the 60s to quickly repair the bones of troops in battle.
EgOBP TIL that according to the CIA factbook, 12% of the world's languages are concentrated in Papua New Guinea, that contains more than 839 distinct languages.