› added 9 years ago

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TIL that Medieval European stained-glass windows contain tiny gold particles, which when energised by the sun’s rays, create a magnetic field that destroys air-borne pollutants.

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J1648 TIL tilefish were a very popular food in the US during the late 1800s. It was discovered by a sea captain and his crew who found it to be very tasty. Its popularity decreased after all tilefish were killed due to getting trapped in cold water. It took decades for tilefish to be caught again.
PvvO TIL Al Lewis, the actor who played Grandpa on The Munsters, had Charles Manson babysit his children
m15vp TIL the town of White Post, Virginia was named after an 11ft. post marker set by George Washington in 1750.
LkbNZ TIL that in rare cases, traumatic brain injuries can cause FAS, or foreign-accent syndrome. This results in a patient's native speech taking on entirely new tone, or accent.
M7eMm TIL about the U.S. military's "birth control glasses" which were a nickname for an unfortunate looking pair of issued glasses. The thick brown frames and shape were extremely unpopular and equated to birth control because of how unattractive they looked. The frames were retired in 2012.