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TIL that there was a "Human Zoo" exhibit at the 1958 Brussels World’s Fair where the Ministry of Colonies built a Congolese exhibit to demonstrate their claim to have "civilized" the "primitive Africans."

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XEYZX TIL about the italian general Pietro Badoglio. He's responsible for the defeat of Caporetto in WWI; the use of mustard gas during the italian invasion of Ethiopia; the failed invasion of Greece, the "switch of side" and the triggering of the Italian Civil War during WWII.
xVneD TIL why radar side lobes are detrimental to radar accuracy. They allow echos and jamming to be received by the radar antenna despite the fact they do not come from the direction the antenna is pointed to. Once received, there is no simple way of distinguishing them from the wanted signals.
OkVY TIL the Canadian Police Department gives out “positive tickets” when they see people doing something positive.
epyOJ TIL: Zilog has announced that they will soon stop taking orders their 8-bit Z80 CPU in 2024, after almost 50 years in production. It was a common CPU in many homecomputers, arcade machines and some game consoles in the '70s and '80s. It's surprisingly enough (as of now) still manufactured.
mxXop TIL 91% of plastic isn’t recycled and not because people don’t sort it