Russian investigators have yet to disclose the reason for a Antonov An-24's runway excursion while attempting to depart from ...

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

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

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

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.

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 made history on Tuesday by becoming the first civil aircraft to break the sound barrier. Before ...

High above a barren California desert on Tuesday, a privately developed aircraft broke the sound barrier for the first time ...

Cox said the effort harkens back to a time decades ago when U.S. companies were the best in the world at building new things. He noted that the Federal Aviation Administration last fall licensed a new ...