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TIL that in ww2 there was a group of german scientists that wanted to send out a satellite with a concave mirror mounted on it into space, this was so the sun would bounce of the mirror and create a concentrated ray of sunlight destroying targets or killing through heat.

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R5V9a TIL catnip behavior in cats is hereditary and about 1/3 of cats are not affected by it.
wL74o TIL Skips from Regular Show is voiced by Mark Hamill.
BrKr TIL Russell Crowe was unhappy with the screenplay of Gladiator. The famous line “In this life or the next, I will have my vengeance” he initially refused to say, telling writer ”Your lines are garbage but I’m the greatest actor in the world and I can make even garbage sound good”.
awGJZ TIL that Ninebot, a Chinese manufacturer of Segway style scooters, made so much money off their copies that they could afford to buy Segway.
OGgZ6 TIL In 2018, the president of Turkmenistan ordered the impounding of all dark-colored vehicles in the capital, and the car owners were told they must pay to have them repainted silver or white, because the-then president loved the color white & considered it to be lucky.