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TIL That The Asteroid 99942 Apophis will come within a distance of around 31,000 kilometres from Earth's surface on April 13, 2029. The distance is considered a hair's breadth in astronomical terms.

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vPPYL TIL there's only one major band instrument manufacturer left in the United States. It's in Indiana.
GAmE TIL that the two main characters, Lucius Vorenus and Titus Pullo from HBO’s Rome were actually based on real Roman centurions mentioned in Julius Caesar’s recount of the Gallic Wars and are the only two soldiers he identifies by name.
l7nLK TIL When you flush a soiled toilet a plume of germs sprays up into the air.
OD86 TIL Chumlee of Pawn Stars makes $2500/h or $100,000/wk from his own merchandise business. This is due to his popularity on the show, surpassing all other Pawn Stars cast income.
VB69p TIL cells contain a protein machine, called the proteasome, which takes misfolded proteins that can't be refolded and breaks them into smaller subunits. It is part of a system called the ubiquitin–proteasome, where ubiquitins detects the misfolded proteins and sends them to the proteasome.