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TIL the videocassette is credited for having ended the "Golden Age of Porn", as the rise of home video pornography in the 80s led to the genre becoming more low-budget and gratuitous.

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neGKY TIL of Ronald Maddison, a British soldier who died after taking part in a voluntary nerve agent experiment to pay for an engagement ring for his fiance
opLY TIL that Medal of Honor recipients receive a standing invitation to all future presidential inaugurations and inaugural balls. Also, their children are eligible for admission to the United States military academies without regard to the nomination and quota requirements, provided they are qualified.
neJB9 TIL in January 1968 a US bomber carrying four nuclear weapons crashed into an ice sheet in Greenland. Only three of the bombs were found, one still remains missing.
ADNWa The human brain looks like a big, pinkish-gray, wrinkly walnut. There are so many folds in it that, if it could be unfolded, it could be a small tablecloth. Pinkish-gray might not match your decor, but it would be about the right size! This "tablecloth" is made up of the cerebral cortex and is the wrinkly outside layer of your brain. All those folds are responsible for abstract thought, language, and memory. Scientists believe the wrinkles exist as a way to increase the surface area of the cortex, allowing for increased brainpower in a smaller space. In this week’s Today I Learned, neuroscientist and National Geographic Emerging Explorer Steve Ramirez shares some of his smarts on how your cortex is different from your pet hamster’s.
4XlAa TIL there's people in the world that don't rinse the dishes after wash them with detergent.