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TIL dogs sneeze to communicate to other dogs that they’re not being aggressive

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w7R8 TIL The largest “air force” in the world is the US Air Force and the second largest air force in the world is the US Navy.
Y7mJZ TIL the average Broadway theatergoer earns $261,000 a year in household income.
vPy07 TIL: The 62 books in the mainline Goosebumps series were published in only 53 months. RL Stine published more than a book a month for almost five years.
wooPP TIL The Galileo spacecraft saw a mile-high, 16-mile-long curtain of lava erupt from Jupiter's moon Io
awD1J TIL that whilst conducting DNA research on two hair samples collected from the Himalayas and believed to be from a Yeti, a leading British geneticist instead discovered they were a genetic match to an ancient polar bear.