We visited Boom Supersonic's hangar in Mojave, California, as the company prepared to break the sound barrier with its XB-1 ...

Boom Supersonic made history today (Jan. 28) when its XB-1 jet broke the sound barrier for the first time.

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

By achieving a top speed of Mach 1.1, Boom Supersonic has broken records and is on course to revive supersonic passenger ...

Boom Supersonic's XB-1 demonstrator plane just went supersonic in the skies over California's Mojave Desert, making it the ...

A supersonic jet built by Boom Technology broke the sound barrier for the first time Tuesday, advancing its bid to resurrect ...

Each time one flies above Mach 1 is special. Most commercial pilots have never done it. Our reporter is not a pilot, but he’s ...

In new photos, the X-59 performs afterburner tests at Lockheed Martin's legendary Skunk Works facility in Palmdale, ...

The countdown has begun for the XB-1’s “historic” first supersonic test flight that should break the sound barrier, according ...

Boom's Supersonic XB-1 jet became the “world’s first independently developed supersonic jet” to break the sound barrier ...

Moving at roughly 20,505 miles per hour along the distant world's equator, it’s the fastest known jet stream that wraps ...

A Chinese start-up unveils Cuantianhou, a hypersonic drone reaching Mach 4, aiming to adapt military tech for supersonic ...