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

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

A fast-growing aerospace startup lives up to its name and surpasses a lofty milestone in its quest to develop supersonic ...

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

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

A sleek white aircraft became the first independently developed jet to break the sound barrier Tuesday, tearing through the ...

Boom Supersonic's XB-1 demonstrator jet became the first U.S.-made civilian supersonic jet to break the sound barrier. The independently funded XB-1 reached a speed of Mach 1.122, or about 750 mph ...

American aerospace startup Boom made history on Tuesday by breaking the sound barrier during the test flight of its Boom Supersonic XB-1 demonstrator jet. The XB-1's flight, livestreamed from the ...

Boom Supersonic made history today (Jan. 28) when its XB-1 jet broke the sound barrier for the first time ... a Dassault Mirage F1 fighter jet, and a Northrop T-38 Talon, the same aircraft ...