Boom Supersonic sans Sonic boom

Boom Supersonic’s XB-1 creates a sonic boom inaudible from the ground below when flying at the exact right speed and altitude ...
NASA and Lockheed Martin have completed three engine run tests of the X-59 aircraft for its planned 2025 first flight under ...
Last week, American company Boom Supersonic flew faster than the speed of sound with its XB-1 supersonic demonstrator ...
Supersonic planes will burn significantly more fuel than current aircraft, resulting in higher emissions of carbon dioxide, ...
Boom’s XB-1 test craft has flown at supersonic speeds for a second time following its first flight last month, and this time ...
NASA will use 30 ground recording stations to monitor the sound produced by the X-59 QueSST experimental aircraft. Learn more ...
And yet, knowing what I know about the climate, the promise of a return to supersonic flight is a little tarnished. We’re in ...