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.

Credit: Boom Supersonic The unofficial successor to Concorde is one step closer to reality after Boom Supersonic marked the 11th successful test flight of its XB-1 supersonic demonstrator aircraft.

Modern-day transatlantic flights on passenger planes typically take more than five hours. But did you know there was a time when it wasn't uncommon to make the same journey in a little over three ...

XB-1 demonstrator hits Mach 0.95 in 11th test flight Test confirms aircraft's frame strength under extreme conditions Supersonic passenger aircraft, Boom Overture, planned for the 2030s ...

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GREENSBORO, N.C. — Tuesday morning in California's Mojave Desert, the Boom Supersonic XB-1 — the world's first independently developed supersonic jet — broke the sound barrier during a test ...