Today a civil test airliner, Boom Technology’s XB-1, broke the sound barrier for the first time in two decades.

Boom Supersonic, the American company building what promises to be the world’s fastest airliner, broke the sound barrier for ...

Tuesday’s XB-1 flight marks the first human-piloted civil supersonic flight since Concorde’s retirement more than 20 years ...

Boom Supersonic CEO Blake Scholl said the Mach 1.7 Overture will keep the US aviation industry ahead of China in the ...

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

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

A US company's prototype jet has broken the sound barrier in a demonstration it hopes will pave the way for a successor to ...

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

Boom's XB-1 jet breaks the sound barrier, bringing supersonic passenger travel closer to reality. Find out more about this ...

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