Boom Supersonic’s XB-1 has broken the sound barrier, paving the way for faster commercial flights if future tests succeed.

Boom Supersonic will break the sound barrier again Monday, after a successful flight last month. On Feb. 10, Boom Supersonic ...

Prototype aircraft for supersonic airliner breaks sound barrier ...

GREENSBORO, N.C. — Boom Supersonic’s XB-1 is gearing up for another flight. The flight is set to take place around 1:30 p.m.

The second series of supersonic flight tests are scheduled for 1:30 p.m. Monday as part of Boom “scaling up the technology on ...

A supersonic Boom Supersonic flight across the United States — beginning potentially as early as 2029 — could be at least 90 ...

Supersonic planes will burn significantly more fuel than current aircraft, resulting in higher emissions of carbon dioxide, ...

American company Boom Supersonic just broke the sound barrier with a civilian plane. What exactly is supersonic travel, and ...