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

The scaled-down prototype, nicknamed the "Baby Boom", broke the sound barrier for the first time during a test flight over ...

NASA and Lockheed Martin have completed three engine run tests of the X-59 aircraft for its planned 2025 first flight under ...

Boom Supersonic’s XB-1 creates a sonic boom inaudible from the ground below when flying at the exact right speed and altitude ...

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

If you've been keeping tabs on aviation news as of late, you saw that Boom Supersonic just recently broke the sound barrier ...

"Running the engine, an F414-GE-100 ... NASA unveils its revolutionary X-59 Quesst 'quiet' supersonic jet (photos, video) — NASA is 'learning to listen to the X-59' by simulating sonic ...

Boom CEO Blake Scholl confirmed that on January 28, the XB-1 successfully broke the sound barrier three times without ...

NASA and Lockheed Martin recently released photos of the X-59 "quiet" supersonic jet conducting tests of its afterburner, blasting out a column of fire while in the hangar.

NASA's X-59 supersonic jet looks ready for some serious ... a system that injects extra fuel into the hot exhaust of a jet engine. "The X-59 — precision, power and engineering excellence ...

American space agency NASA announced it has concluded the ground engine tests for the X-59 supersonic airplane, first flight coming later this year ...

It’s not just carbon dioxide from burning fuel that could add to supersonic planes’ climate impact. All jet engines release other pollutants as well, including nitrogen oxides, black carbon ...