History's Most Dangerous Aircraft Models

The Convair NB-36

At some point in time, someone had the bright idea of replacing a standard fuel engine with a nuclear reactor. In theory, sure, it could work. The fuel vs. nuclear energy debate was high in the sky, but fuel won this round.

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The More You Know

  • The speed of a computer mouse is measured in "Mickeys."
  • The stars and flashes of light you see when you rub your eyes are called "phosphenes."
  • Dueling is legal in Paraguay, as long as both parties have been registered as blood donors.
  • Armadillos swallow air to become buoyant when they swim.
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Post originally appeared on Upbeat News.