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TIL of Nightingale floors which are designed to make a chirping sound when walked upon. The squeaking floors were used as a security device, assuring that none could sneak through corridors undetected. According to myth these floors were developed as a means of defense against ninjas

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x6VGB TIL about Bradford Bishop, who allegedly killed his wife, mother and three sons in 1976. Bishop was only removed from the FBI's Top Ten Most Wanted List in 2018, due to his advanced age, and is still being pursued by the FBI, as there have been sightings of Bishop across Europe for 40 years.
epp9k TIL about the "Marche du Nain Rouge" a costumed festival and parade every spring in Detroit where residents banish "Nain Rogue" or " The Demon of the Strait" for another year.
m1njo TIL of Ignaz Trebitsch-Lincoln. A Hungarian Of Jewish descent, he spent parts of his life as a Protestant missionary, Anglican priest, British Member of Parliament for Darlington, German right-wing politician and spy, Nazi collaborator, Buddhist abbot in China, and self-proclaimed Dalai Lama.
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.
8aXYP TIL Colonel Sanders was involved in a shootout with Matt Stewart, a local competitor, over the repainting of a sign directing traffic to his station. Stewart killed a Shell employee who was with Sanders and was convicted of murder, eliminating Sanders's competition.