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230

TIL There were only 3 billion humans in 1960

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KYJ5G TIL the twin towns of Laufenburg, split by the High Rhine, built a bridge in 2004. Different sea level references—Mediterranean for Switzerland, North Sea for Germany—led to a 270 mm difference, which a sign error doubled to 540 mm in the middle of the bridge.
R7la1 TIL that Timmy Turner's neighbors on Fairly Odd Parents are called the Dinklebergs because they're DINKs (Double Income No Kids).
yPav TIL that the creator of the TV series Wings died in a plane crash - he was on American Airlines Flight 11 that hit the North tower on September 11th.
e4DD TIL that reintroducing wolves to Yellowstone changed the entire geography of the park: as elk were displaced, saplings that would have been eaten by elk were spared, riverbank erosion was brought under control, and streams and rivers shifted their courses.
vB0R TIL that the first unofficial mascot of the USPS, Owney the Postal Dog, actually went “postal” in 1897. After biting a worker, the “Toledo postmaster summoned a police officer, who shot him, thus ending the career of the famous little dog.”