In a world where speed is often synonymous with progress, a small startup with just 140 employees has made a groundbreaking ...

As the American Airlines crash adds to a recent spate of air accidents, we look at the safety of flying and find cause for hope.

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

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

Boom Supersonic ’s XB-1 aircraft climbed over 35,000 feet on Tuesday before accelerating to Mach 1.1 speed and breaking the ...

More than two decades after Europe’s failed attempt at a supersonic airliner, the USA is on track to make it work.

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

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

Boom, the American company building what promises to be the world's fastest airliner, broke the sound barrier for its first ...

On January 28, 2025, the Boom Supersonic XB-1 test aircraft achieved a record speed of Mach 1.13 during a flight over the ...

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

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