› added 11 years ago

165

TIL that DARPA developed an aircraft that reached speeds between Mach 17 and Mach 22

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7r1xP TIL 82% of Americans can't drive a manual transmission car
8aEO4 TIL that red velvet cake is really just chocolate cake, where the cocoa powder, vinegar, and buttermilk mixed together creates a chemical reaction to help give the cake a deep maroon color, that is often enhanced by extra food coloring
rNBO0 TIL Human Composting after death is legal in 5 US states
N7M4e TIL Apollo 12 landed within 600 feet of the Surveyor 3 spacecraft that had arrived 2 years earlier. Parts of the spacecraft were retrieved and taken back home for examination.
Brj0W TIL of earthquake lights. Flashes of lights reported before earthquakes throughout history, only relatively recently photographed and seriously investigated.