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TIL that the largest air traffic shut down since World War II happened in 2010 due to the Eyjafjallajökull eruption. 95,000 flights were cancelled in a 6-day period.

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6Ej4w TIL that every baseball used in MLB is conditioned with a specific “baseball rubbing mud”, which has been provided by one family for 3 generations.
NLYb TIL that there is a place in the Pacific Ocean where Russian satellites used to crash that is called the spacecraft cemetery. The famous Mir space station crashed in this area in 2001.
v1pxK TIL: The creators of the "Golden Record" - an audio recording sent into outer space aboard the Voyager spacecraft - wanted to include "Here Come the Sun" by the Beatles, but couldn't afford the $50,000 licensing fee demanded by the band's record company.
gn6y TIL that there is a chemical signal in female tears that reduces testosterone and sexual urges in men.
X04jE TIL That Aspirin was initially Byer's trademark name for acetylsalicylic acid that scientists at the Bayer company began studying in 1897. They received a patent for Aspirin in 1900.