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TIL of a WWII German fighter pilot that shot down 352 enemy aircraft and crash landed 14 times, all due to mechanical failure or getting hit by debris from a plane he downed. Credited with having the most aerial combat victories, Erich Hartmann earned the nickname “Black Devil”.

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GM15 TIL Walt Disney’s original vision for EPCOT was to build a constantly transforming, livable, planned community devoted to the happiness of its residents and that would solve many of the ills of city life. He called it the Experimental Prototype Community of Tomorrow, or EPCOT for short.
QvQa TIL in the 50s a white man disguised himself as a black man and travelled to some of the most racially segregated parts of America. He found blatant acts of racism almost everywhere he went, and published a book about his experiences called Black Like Me.
awNn9 TIL Billionaire Howard Hughes was badly injured in a plane crash in 1946. Unsatisfied with his hospital bed, Hughes had a team of engineers design a custom bed comprised of six sections, operated by 30 electric motors with push-button adjustments- this became a prototype for the modern hospital bed.
xVOP0 TIL about Pumped-Storage Hydroelectricity, in which thousands of gallons of water are pumped to a reservoir at a higher elevation using off-peak electricity, then released to turn turbines and produce electricity at a later date. It's a non-chemical form of battery.
ZpAxG TIL about the Big Ape Theory (or Killer Ape Hypothesis The killer ape theory or killer ape hypothesis is the theory that war and interpersonal aggression was the driving force behind human evolution. It was originated by Raymond Dart in the 1950s.