If the board of directors at the Smithsonian Institution ever wants a sure crowd-pleaser, it will open a museum devoted to the American Failure. On one floor tourists could gawk at engineering follies past, like the 1959 Taylor Aerocar, yet another stab at the fool's-gold dream of an airplane that doubles as a car; or Hardiman 1, a '60s-era mechanical exoskeleton intended to provide its wearer with superhuman strength. Upstairs there would be a room of... More >>>