Boom Supersonic makes aviation history as XB-1 breaks the sound barrier. XB-1 is the first civil supersonic jet made in America. Photo: Boom Boom’s XB-1 demonstrator aircraft just broke the ...

Boom Supersonic’s XB-1 jet broke the sound barrier for the first time on Monday as the latest test flight indicated the ...

B oom, the startup developing a new generation of supersonic aircraft, has achieved a major milestone after its test plane broke the sound barrier for the first time. The XB-1 “Baby Boom ...

During the XB-1's historic flight on Tuesday—its 12th test flight overall—the aircraft stayed supersonic for around four minutes before breaking the sound barrier two more times during the ...

A jet-manufacturing startup aiming to revive supersonic passenger travel broke the sound barrier for the first time Tuesday morning at the Mojave Air & Space Port in Southern California.

Last week’s flight took place at Mojave Air and Space Port (KMHV) in California—where the Bell X-1 broke the sound barrier for the first time in 1947—and reached Mach 0.82, or about 499 ...

Boom Supersonic’s XB-1 aircraft broke the sound barrier for the first time ever on Tuesday, ushering in a new era of supersonic flight. The jet exceeded Mach 1 after taking off from the Mojave ...

A civilian jet broke the sound barrier for the first time Tuesday while making a historic test flight over the Mojave Desert. The XB-1 aircraft, manufactured by Boom Supersonic, was piloted by ...

After years of testing and refinement, a pilot flying the aerospace company’s XB-1 scale prototype finally broke the sound barrier during a livestream event—not once, not twice, but three times.

More than two decades later, a civil aircraft has broken the sound barrier once again. Dawn Aerospace, the developer of what it describes as a rocket-powered spaceplane, on Tuesday announced it ...

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 ...