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TIL a 15 year old boy named Jack Andraka made a program that can detect pancreatic cancer, a general procedure that usually costs about $2,000-$5,000 for just $3.

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mK6o TIL that alligators in Louisiana have learned to balance sticks on their snouts specifically during egret and heron nesting season, when the birds are actively searching for nest materials. This is the first known case of predators using lures based on seasonal prey behavior.
8lZP TIL In 1994 U.S. Senator Howell Heflin accidentally wiped his nose with his wife’s panties in front of reporters
mx9Xy TIL your brain/eyes will generate a "light show" (known as the Prisoner's Cinema) if kept in darkness for long periods of time. The phenomenon is reported by prisoners confined to dark cells and by others kept in darkness as well as; truck drivers, pilots and practitioners of intense meditation.
LAnQ TIL That Ian Thorpe, one of the worlds greatest ever swimmers, is allergic to chlorine and that as a youngster used to have to swim with his head out of the water.
QJY19 TIL that humans and our livestock account for 96% of all mammal biomass on Earth