Sonic Boom: A loud noise caused by the shock waves created when an object travels through the air at a speed greater than the speed of sound. Atmospheric Turbulence: Irregular or chaotic changes ...

American company Boom achieved a milestone Tuesday as its XB-1 aircraft exceeded the speed of sound for the first time during a supersonic test flight. The last flight of a supersonic airliner, ...

A sleek white aircraft has become the first independently developed jet to break the sound barrier. The XB-1 aircraft ...

Boom Supersonic’s XB-1 aircraft broke the sound barrier during three test runs, a step toward the possible return of ...

A test flight over the Desert Southwest could mark the return of supersonic travel that has been largely sidelined since the ...

Boom plans to focus ... overland routes because of the sonic booms it caused. Sonic booms are heard on the ground when airplanes fly faster than the speed of sound — typically about 760 mph ...

The XB-1 aircraft accelerated to Mach 1.05 within about 11 minutes of taking off, according to Boom ... Sonic booms are heard on the ground when airplanes fly faster than the speed of sound ...