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TIL Earth's Magnetic N Pole is moving 60 km Annually, Faster than it has in a Long Time. It used to move about 15 km annually, but it has now moved out of Canada and is headed towards Russia. A pole reversal (N turns into S, and vice versa) is possible, but unlikely at this time.

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D1nme TIL the first theaters in the early 1900's charged a five cents for admission, and were therefore named "nickelodeons."
NOKJ TIL: Dogs can smell when humans have low glucose levels (Type I Diabetes) and actually serve as a service animal.
nWJQb TIL Air Force One has had more takeoffs than landings. When Gerald Ford was sworn in, the aircraft SAM 27000 was airborne with Nixon onboard. As a result, the callsign changed from Air Force One to SAM 27000 mid-flight.
yVoyM TIL there has not been a midair collision of a jet airliner in the US in 36 years. From 1960 to 1986 there were eight such crashes, including one with a fighter jet near Los Angeles in 1971.
nojB TIL of Bobbie the Wonder Dog, who walked from Indiana to Oregon to return to his family