› added 3 weeks ago

5

TIL that three of the five likely oldest rivers on earth are in Appalachia

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4XpnJ TIL that human laughter evolved from the distinctive panting by our great-ape relatives during rough and tumble play; that panting functions as a signal that the play is all in good fun and not an attack.
69maQ TIL about Wing Commander Clive Beadon, British dowser, diplomat, and officer in the Royal Air Force. During WW2 his aircraft was hit by anti-aircraft guns over Thailand. He managed to fly the burning aircraft over 500 miles back to an airbase in India using flasks of tea to keep the flames at bay.
7dPr TIL that technically a diamond will not last forever; given enough time, a diamond will decay into graphite
rXjx TIL Microsoft Flight Simulator is the longest-running running software product line for Microsoft, predating Windows by three years.
woLY6 TIL A moon rock gifted to former Dutch Prime Minister by the U.S. ambassador and displayed at the Dutch national museum turned out to be a piece of petrified wood