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

About 35,000 feet (10,670 meters) over the Mojave Desert, northwest of Los Angeles, Boom Supersonic's XB-1 became the first ...

Boom Supersonic, the American company building what promises to be the world’s fastest airliner, broke the sound barrier for ...

Boom’s XB-1 jet breaks sound barrier on first supersonic flight - Boom’s inaugural XB-1 supersonic test flight reached speeds ...

Boom Supersonic’s XB-1 test plane took the company one step closer to commercial flights at the speed of sound, achieving supersonic flight. The post The Boom XB-1 reaches milestone in quest for civil ...

MOJAVE, California—High-speed airliner developer Boom took a major leap toward the development of its Mach 1.7 Overture ...

Denver-based Boom Technology's XB-1 demonstrator plane hit Mach 1.122 — 750 mph. It's the first independently developed ...

GREENSBORO, N.C. — The countdown is on for XB-1, the world’s first independently developed supersonic jet, to break the sound ...

The XB-1 took off from Mojave Air & Space Port in California and exceeded Mach 1 at an altitude of approximately 35,000 feet.

XB-1’s supersonic flight took place in the same historic airspace where Chuck Yeager broke the sound barrier for the first ...

Boom Supersonic has gone, well, supersonic, its XB-1 prototype breaking the sound barrier today in the skies over the Mojave Air & Space Port in California. With Chief Test Pilot Tristan Brandenburg ...

The test flight of the XB-1 aircraft is a step in manufacturer Boom Supersonic's goals of building a supersonic passenger jet ...