About 35,000 feet (10,670 meters) over the Mojave Desert, northwest of Los Angeles, Boom Supersonic's XB-1 became the first ...

A sleek white aircraft has become the first independently developed jet to break the sound barrier. The XB-1 aircraft accelerated to Mach 1.05 within about 11 minutes of taking off Tuesday.

On its 12th test flight, the Boom XB-1 prototype broke the sound barrier three times and achieved a top speed of Mach 1.1.

My New Year's resolution is... ..have a go at the quiz? Louise in Leeds and Mhairi in Glasgow did just that.

Boom Supersonic's XB-1 made history on Tuesday by becoming the first civil aircraft to break the sound barrier. Before ...

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

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

The single-seat jet, a 201-foot-long test model by Boom Supersonic, hit 844 mph just 12 minutes into its latest test flight ...

However, there is another song that is equally as heartfelt: "Little Willow." Uncover the meaning behind this track, below.

The findings shake up previous ideas about language learning – and give us an earlier window to help children who might be at ...

Dangerous driving conditions are likely as a powerful cold front pushes strong winds and bursts of heavy snow across the ...

I learned quickly, it doesn’t work like that. A cable-news show is powered by attention. It has no internal combustion engine ...