The test flight of the XB-1 aircraft is a step in manufacturer Boom Supersonic's goals of building a supersonic passenger jet ...

On its 12th test flight, the Boom XB-1 prototype broke the sound barrier three times and achieved a top speed of Mach 1.1.

American company Boom achieved a milestone Tuesday as its XB-1 aircraft exceeded the speed of sound for the first time during ...

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

Boom Supersonic's XB-1 achieved a milestone by successfully breaking the sound barrier on a test flight, marking the first ...

Boom is convinced it can overcome the barriers that grounded the Concorde and make supersonic travel affordable and greener.

Flight 7 Recap SpaceX launched Starship Flight 7 on Jan 16 in another afternoon launch. The initial ascent with Booster 14 ...

The X-59, part of NASA's Quesst program, completes afterburner testing for supersonic speeds with reduced noise.

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

Suni Williams made some candid comments about her extended stay in space while on a call with students from Needham High ...

Sierra Space officials announced the autonomous spacecraft successfully completed and passed testing milestones in ...

Boom, the American company building what promises to be the world's fastest airliner, broke the sound barrier for its first ...