Boom Supersonic made history today (Jan. 28) when its XB-1 jet broke the sound barrier for the first time. Boom Supersonic's chief test pilot Tristan "Geppetto" Brandenburg took off in the company ...

Boom Supersonic passed a major milestone Tuesday on its path to reintroduce supersonic commercial flights. After years of testing and refinement, a pilot flying the aerospace company’s XB-1 ...

Tuesday morning at Mojave Air & Space Port in California, almost 80 years after U.S. Air Force ace Chuck Yeager first eclipsed the sound barrier in a Bell X-1, an independently built jet reached ...

Boom Supersonic's XB-1 test vehicle is scheduled to lift off today (Jan. 28) at 11 a.m. EST (1600 GMT). Editor's note: Boom Supersonic successfully broke the sound barrier with the XB-1 today in a ...

Boom Supersonic's XB-1 demonstrator jet became the first U.S.-made civilian supersonic jet to break the sound barrier. The independently funded XB-1 reached a speed of Mach 1.122, or about 750 mph ...

The experimental XB-1 aircraft, made by US company Boom Supersonic, flew faster than the speed of sound on 28 January. The achievement is the first time any civil aircraft has gone supersonic over ...

Editor’s note: Sign up for Unlocking the World, CNN Travel’s weekly newsletter. Get news about destinations, plus the latest in aviation, food and drink, and where to stay. The return of ...

Boom Supersonic’s XB-1 demonstrator plane just went supersonic in the skies over California’s Mojave Desert, making it the first civil aircraft to break the sound barrier. The American startup ...

Less than a year from the maiden flight, the first civil supersonic jet made by a private company aims to demonstrate technologies to pave the way for the return of supersonic airliners.

Boom Supersonic's XB-1 is the first civilian aircraft to achieve the feat since the British-French supersonic airliner, which was retired in 2003. The XB-1 broke the sound barrier for the first ...

After 10 months of flight testing, Boom Supersonic has announced that it will make the first supersonic flight of its XB-1 prototype tomorrow at 7:45 am PST in the skies over the Mojave Desert in ...