› added 2 years ago

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TIL Several African countries don’t like second-hand clothes being imported to their countries because it is destroying their local textile industry.

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KOrb4 TIL some species of mayflies are known to molt 45 times or more during their typical one-year lifespan, and are also known as the only insects that molt twice in their winged-adult form, living for only 1 or 2 days to mate and lay eggs. Interestingly, mayflies are unable to breathe while molting.
OGePe TIL that the placebo effect has become stronger in the US over time, meaning drugs that would have once been approved may not be now
kJZyW TIL that the teeth of the sea snail is the strongest biological material discovered to date
BXwK TIL There is a virus that can permanently kill cancer cells by infecting them
neGGG TIL Bill Gates has given Khan Academy more than 10 million dollars, so he essentially subsidized millions of students' college degrees.