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TIL: An Alaskan husky in the Iditarod will burn about 9,666 calories each day; a rate of caloric burn 3.5 times that of a human Tour de France cyclist. The aerobic capacity of a typical Iditarod dog is three times that of a human Olympic marathon runner.

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KYLAa TIL about the Oneida Nation, the US's first ally in the Revolutionary War, who were granted land protection after the war for a brief period.
Jbd1 TIL In 1967, a fighter pilot purposely flew through enemy air defenses to make enemy aircraft leave him alone, then flew his damaged aircraft back into combat and destroyed two missile sites defending a target. Allowing 70 of the 72 other friendly aircraft to survive the mission.
a8DPM TIL about Washington D. C.'s Height of Buildings Act of 1899 - still in effect. New technologies in construction were allowing for taller buildings but people were afraid of what they didn't understand. Also, fire fighting equipment, at this time, could only reach a maximum height of 130 feet.
QNlD6 TIL President Nixon had a personal valet, Manolo Sanchez, whom he was so close and depended on the two developed a constructed language "sometimes using words that only the two of them understood".
l7xjN TIL the images of space you see from space telescopes like the James Webb Space Telescope and Hubble Space Telescope are initially in black and white and the colors are later edited in by people.