A plane-shaped car with a turbojet engine, capable of hitting 600 mph, is heading to auction. The Spirit of America Sonic I, designed by racer Craig Breedlove, set a land speed record of 600.601 mph.

In this video, we uncover the story of Goodyear’s Inflatoplane, an inflatable airplane designed for military rescue missions during the 1950s. From early successes to fatal setbacks, the ...