Boom Supersonic says its XB-1 aircraft achieved supersonic flight without an audible sonic boom on the ground below. CEO Blake Scholl hopes supersonic passenger flight will eventually be allowed in ...

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

Supersonic flight has been banned over land by federal aviation law because of the disruptive nature of the unleashed sonic boom on the environment below. Boom’s XB-1 prototype is the first ...

Boom Supersonic announced Monday that its airliner could fly above Mach 1 without producing a sonic boom audible from the ground. As Concorde could only fly supersonic over water, this discovery ...

Soon after achieving supersonic flight, Boom announced Boomless Cruise on Monday, which will enable its airliner to travel over land without an audible sonic boom. During the monumental XB-1 flight on ...

a "boomless cruise" option in which its planned Overture supersonic airliner would fly a little faster than the speed of sound without a sonic boom reaching the ground. The Denver startup ...

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

When the experimental XB-1 aircraft broke the sound barrier three times during its first supersonic flight on 28 January, it did not produce a sonic boom audible from the ground, according to US ...