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TIL The lacrimal punctum is a small hole in your eyelids that drains tears to the nose. It's the reason you get a runny nose after crying.

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XRgk TIL Jeremiah Denton blinked T-O-R-T-U-R-E in morse code while filming propaganda as a prisoner of war.
6bbl TIL that at the end of the Beatles’ song “A Day in the Life,” an ultrasonic whistle, audible only to dogs, was recorded by Paul McCartney for his Shetland sheepdog.
B8wL TIL-The Telharmonum, the world’s first synthesizer, weighed 200 tons and needed its own powerplant
86y4 TIL Kim Jong Il once tried to solve North Korea’s food shortages by breeding giant rabbits. A German farmer sent them 12 giant rabbits to get started, but later learned all 12 were eaten at Kim Jong Il’s birthday party.
b9WM9 TIL Gayla Peevey, the little girl who sang, "I Want a Hippopotamus for Christmas," is still alive, and was only ten years old when she recorded the song in 1953.