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TIL that owls cannot move their eyes. This is because their eyes are not balls, but cylinders that are held in place by bones called sclerotic rings. This is also the reason that owls have evolved to be able to rotate their head 270 degrees left and right, and 90 degrees up and down.

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e0A8g Today I learned that there are taste buds on testicles and anuses. they seem to be part of the chemical sensing of sugars or amino acids but for the most part their full function is unknown.
ym5p TIL in 1984 McDonald’s ran a promotion where customers scratched off a ticket with the name of an Olympic event on it, and if the U.S. won that event then they would be given a free menu item. The promotion became a near financial disaster due to the Soviet boycott.
woEEP TIL: The Shanghai Marriage Market is held at the People's Park on weekends where parents of unmarried children gather and trade their children's information with other parents to find a match. It has existed since 2004 and in 2013 it cost $3.20 for an ad there and marriage brokers charge a $16 fee.
mxRnO TIL While performing a stand-up performance in June 2004, Dave Chappelle walked off the stage after berating his audience for constantly shouting "I'm Rick James, bitch!" After a few minutes, Chappelle returned and resumed by saying, "The show is ruining my life," referring to the Chappelle's Show.
e9pJ TIL that purple as a color is similar to violet, but violet is a spectral color with its own wavelength on the visible spectrum of light whereas purple is a composite color, made by combining red and blue.