The XB-1 broke the sound barrier three times during its 13th and final test flight, which lifted off Monday from the Mojave ...

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During the second supersonic flight of the XB-1 technology demonstrator today, the jet exceeded Mach 1 three times without a ...

SPEEDY flights that blast off faster than the speed of sound look set to return to skies as a US company reveals huge progress on a new Concorde-like service. Boom’s XB-1 jet, dubbed the ...

The sound from the fighter jet is trapped inside its shock wave ... Boom plans to build an airliner called Overture that can ...

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

Since supersonic Concorde retired in 2003, no commercial passenger jet can fly faster than the speed of sound (1,192 kmph) – unless it rides the jet stream. Today’s passenger jets have a ...

Boom Supersonic now says Overture can avoid sonic booms, potentially opening up overland flights even at Mach 1 or higher.

Boom Supersonic, the American company building what promises to be the world’s fastest airliner, broke the sound barrier for ...