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TIL that rapidly unwinding a roll of Scotch tape can generate x-rays due to the triboelectric effect

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0w9J5 TIL that Satoshi Tajiri, creator of Pokémon, loved insect collecting as a child. As more and more land was paved over to make room for Japan's cities, Tajiri became inspired to create the Pokémon video games so that other children could experience the joy of catching bugs just as he had.
9vp6 TIL a man who was lost in the woods chopped down some power lines so that workers would have to come and rescue him.
Lkmar TIL that The Sperm Whale have the largest brain and cerebrum of any known animals in existence, it weighs 5 times that of a humans brain! Neanderthals also had, on average, larger brains than modern humans.
4b6w TIL spiders can travel across oceans like ships: they use their legs as sails and their silk as an anchor
jNPda TIL Mozart's "Jupiter Symphony" was the longest and last symphony that he composed. It is regarded by many as among the greatest symphonies in classical music. Mozart sent tickets to his friend but it is unknown whether it was ever performed in his lifetime or was cancelled for lack of interest