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

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 ...

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

The Colorado-based company is aiming to build a Concorde-like supersonic aircraft—but has hurdles to clear before realizing ...

The XB-1 aircraft accelerated to Mach 1.05 within about 11 minutes of taking off, according to Boom Supersonic and live video ...

Less than a year from the maiden flight, the first civil supersonic jet made by a private company aims to demonstrate ...

The U.S. Air Force has flown some of the greatest fighter jets in history, but there are a few stinkers, too. These are the ...

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

If NASA’s bet on its newest X-plane pays off, the long-nosed aircraft could revolutionize commercial aviation. That is, if ...

Variable cycle engines revolutionize fighter jet propulsion with unmatched range and performance to meet any mission head-on.

The test flight took place in the same Mojave Desert area in California where Charles "Chuck" Yeager first broke the sound barrier in 1947.

The U.K., Italy and Japan have already partnered on the Global Combat Air Programme, which aims to put a new stealth fighter ...