Seven down. Three to go. Boom Supersonic—the developer of a 64-to-80-passenger commercial airliner that flies faster than the speed of sound—last week set speed and altitude records with its XB-1 test ...

The Air Force successfully fired an air-to-ground hypersonic missile that reached speeds more than five times the speed of sound in a test off the southern California coast, officials said Monday. The ...

The footage showed that the missile was launched vertically from the frigate and then it moved towards the horizon at an angle.

Boom Supersonic has an impressive new speed record in its latest test flight with its XB-1. With its vision set to revolutionize air travel, this is a huge step to make things happen. The test flight ...

Boom Supersonic is one step closer to launching the spiritual heir to the Concorde. The US firm's XB-1 prototype reached a transonic speed of Mach 0.95 during Test Flight 11 on January 10, 2025. The ...

The U.S., Russia and China are in the middle of a hypersonic arms race — and right now, the U.S. is losing. But private companies are stepping up to develop hypersonic tech that shifts the edge back ...

A supersonic jet built by Boom Technology broke the sound barrier for the first time on Tuesday, advancing its bid to resurrect high-speed passenger flights two decades after the Concorde’s demise.

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 same outing ...