It’s the first step in Boom’s ambitious goal to have supersonic airliners carry passengers by 2029. The Mach number is defined as a plane’s speed divided by the speed that sound waves move t ...

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

American company Boom Supersonic flew faster than the speed of sound with its XB-1 supersonic demonstrator aircraft. It’s now ...

Colorado company Boom Supersonic plans to break the sound barrier with its test plane XB-1 during a test flight this morning, ...

In new photos, the X-59 performs afterburner tests at Lockheed Martin's legendary Skunk Works facility in Palmdale, ...

It’s now the first piloted non-military aircraft to break the sound barrier since the Concorde was retired from service in 2003. It’s the first step in Boom’s ambitious goal to have supersonic ...

(CNN) — Last week, American company Boom Supersonic flew faster than the speed of sound with its XB-1 supersonic demonstrator aircraft. It’s now the first piloted non-military aircraft to ...

Boom Supersonic's XB-1 demonstrator aircraft soared past the speed of sound in a test flight on Tuesday—the first time a plane has accomplished that feat without the fuels of government ...