The list of the most supersonic airplanes in the world, reaching several times the speed of sound, a barrier that once was a ...

Add Yahoo as a preferred source to see more of our stories on Google. f 15 USAF Mach 2 (twice the local speed of sound) is incredibly fast, and few modern aircraft fly much faster. Operating at higher ...

Fighter jets perform poorly at their theoretical max speeds which is why they almost never fly at those speeds.

The world's highest performance warbirds.

NASA's experimental supersonic X-59 jet designed to travel faster than the speed of sound is preparing for its second flight ...