It took off with a bang. Boom Supersonic’s XB-1 jet broke the sound barrier for the first time on Monday as the American company seeks to deliver the world’s faster airliner capable of carrying ...

Boom Supersonic expects to start producing its Overture supersonic airliner in about two years, a timeline CEO Blake Scholl ...

There have been no commercial supersonic flights since the Anglo-French Concorde retired from scheduled service more than 20 years ago. But the U.S. space agency NASA is testing an improved supersonic ...

Aided by a quartet of Rolls-Royce Olympus 593 engines, the Concorde, the world's only commercially successful supersonic passenger plane, was capable of flying at speeds up to 1,354 mph (2,179 kph).

A private company aiming to build the first supersonic airliner since the Concorde retired more than two decades ago achieved its first sound-barrier-busting flight over California's Mojave desert on ...