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156

TIL that octopuses have three hearts and blue blood

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JYK8Q TIL that Velcro was invented after burrs kept getting stuck to George de Mestral's socks, so he put one under a microscope and got the idea for a "hook and loop" inspired closure method.
vPv7x TIL that Hugo Gutmann, Hitler's commanding officer in WW1 who recommended him for the Iron Cross, was Jewish. He was later granted special exemption from anti-Jewish laws and permitted to emigrate to the US.
JJLj TIL A man named Barry Landau posed as a presidential historian for years, befriending multiple presidents including Clinton, before it was discovered he was a thief who’d been stuffing his custom-made jackets with priceless documents the entire time
9wZrB TIL that when U.S. General George S. Patton died in late 1945, the French government offered to bury him beside Napoleon in Paris out of gratitude for his role in the liberation of France and western Europe.
rNmGx TIL Geologists were able to determine the origin of the 9,300+ Japanese Incendiary bomb balloons launched against the US during WWII by analyzing the sand used in the ballast of the balloons