On its 12th test flight, the Boom XB-1 prototype broke the sound barrier three times and achieved a top speed of Mach 1.1. On its 12th test flight, the Boom XB-1 prototype broke the sound barrier ...

MOJAVE, Calif. -- The return of supersonic travel has been remarkably slow for something faster than the speed of sound, but a major milestone was achieved Tuesday when Boom Supersonic completed its ...

Boom Supersonic passed a major milestone with its first experimental flight to reach Mach 1. The speed was achieved about 11 minutes into the test. “There we are!" said Mike Bannister. "XB-1 is ...

An aircraft developed by Boom Supersonic became the first independently funded jet to break the sound barrier this week. The XB-1 aircraft accelerated to Mach 1.05 at about 35,000 feet during a test ...

Boom, the startup developing a new generation of supersonic aircraft, has achieved a major milestone after its test plane ...

A civilian jet broke the sound barrier for the first time Tuesday while making a historic test flight over the Mojave Desert.

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. A sleek white aircraft became the first ...

AUSTIN (KXAN) — Imagine flying from Austin to New York in a couple of hours, or even to Dallas in about thirty minutes. A new project launching later this year by NASA could make it possible. The ...

On Oct. 14, 1947, Chuck Yeager broke the sound barrier for the first time! Yeager was a test pilot for the U.S. Air Force who made history by flying an aircraft faster than the speed of sound. He made ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. An aircraft developed by Boom Supersonic ...