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TIL in 1882 James Williams of Fredonia, Texas patented a mousetrap “incorporating a handgun”

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DGbp TIL that “crushable concrete” is a safety feature at many airports. The surface deforms under the weight of an aircraft and slows it down in a similar way to sand filled runaway truck ramps.
nemGB TIL that the neurons in an octopus are not concentrated in the brain - 2/3 of them are located in the tentacles meaning that each individual tentacle acts autonomously and independently of the brain. However, an octopus can exert precise control over a tentacle when need be through eyesight alone.
Dy4r TIL: GM bought out street car companies and tanked them, to sell more cars
4XWg TIL Samuel R. Caldwell (February 11, 1880 - June 24, 1941) was the first person convicted of selling marijuana under the Marihuana Tax Act of 1937, according to federal files.
Eg8yW TIL there's a microscopic ‘Louis Vuitton’ bag , less than 0.03 inches wide(0,07cm) that has been sold for $63,750 (£50,569) at auction.