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TIL Ed Sheeran is the most-attended tour of all time

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P1p5O TIL: Telecommunication companies participate in each countries' "spectrum auction" in which they bid on the right to use specific bands of the electromagnetic spectrum for a time period. In the US, the FCC has raised over $60 billion from the bids so far.
kdQE TIL NASA mapped the Earth at night and discovered that half of an uninhabited part of Australia is on fire - producing even more light than the capital cities.
rRVVw TIL that from 1984 until 2000, the state of Virginia celebrated Lee-Jackson-King Day, a holiday honoring Martin Luther King Jr. as well as Confederate generals Robert E. Lee and Stonewall Jackson
xVKJk TIL that Terry Pratchett's daughter, Rhianna Pratchett, is a video game writer responsible for stories like BioShock Infinite, Mirror's Edge, the new Tomb Raider series and Overlord.
RJ4a TIL when scientists first realized that American gay men and Africans in France were both suffering from the same disease (AIDS), French researchers sent over a sample to be tested. But a scientist with a grudge against the French institute switched out the sample, setting research back years.