There's a different kind of uncertainty emerging in the long-running trains dispute over pay and conditions, with the two key unions divided on how to get what they want.

B oom Supersonic, the company aiming to create commercial planes that can travel faster than the speed of sound, have successfully tested their XB-1 jet. According to the company, the jet was able to ...

Boom’s XB-1 supersonic demonstrator flew for the 13 th and final time at Mojave Air & Space Port, California, on Feb. 10, ...

Boom will now shift its attentions toward developing Overture, its supersonic passenger jet.

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He said he hopes now to “bring the benefits of supersonic flight to everyone”. “XB-1’s supersonic flight demonstrates that the technology for passenger supersonic flight has arrived,” he ...

About 35,000 feet (10,670 meters) over the Mojave Desert, northwest of Los Angeles, Boom Supersonic's XB-1 became the first privately funded airplane to break the sound barrier during a test ...

Boom Supersonic's XB-1 is the first civilian aircraft to achieve the feat since the British-French supersonic airliner, which was retired in 2003. The XB-1 broke the sound barrier for the first ...

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Boom Supersonic's XB-1 demonstrator craft could become the first commercial jet to break the sound barrier since Concorde after acing its 11th test and reaching 0.95 Mach at low altitudes.