Boom Supersonic sans Sonic boom

Boom Supersonic's XB-1 jet breaks sound barrier 3 times on final test flight (video, photos)
Boom Supersonic's XB-1 pathfinder vehicle went out in style on Monday (Feb. 10), breaking the sound barrier three times on its 13th and final test flight.
Boom Supersonic: Our Flights Can Break Sound Barrier Without a Sonic Boom
During the second supersonic flight of the XB-1 technology demonstrator today, the jet exceeded Mach 1 three times without a boom being detected by microphones on the desert floor below.
Boom Supersonic to break sound barrier during historic test flight today: Watch live
Boom Supersonic plans to break the sound barrier during a test flight this morning (Jan. 28). This would mark the first time the company achieves the feat, and you can watch the historic action live.
Boom Supersonic's XB-1 smashes the sound barrier — becoming the 1st civil aircraft to go supersonic in US history
By achieving a top speed of Mach 1.1, Boom Supersonic has broken records and is on course to revive supersonic passenger travel.
Boom Supersonic XB-1 breaks sound barrier over Mojave Desert
About 35,000 feet (10,670 meters) over the Mojave Desert, northwest of Los Angeles, Boom Supersonic's XB-1 became the first privately funded airplane to break the sound barrier during a test flight on Tuesday.
Boom Supersonic XB-1 jet breaks sound barrier on historic test flight (video)
Boom Supersonic made history today (Jan. 28) when its XB-1 jet broke the sound barrier for the first time. Boom Supersonic's chief test pilot Tristan "Geppetto" Brandenburg took off in the company's XB-1 jet from the storied Mojave Air & Space Port in California this morning under mostly clear skies.
Boom Supersonic breaks sound barrier in test flight reaching Mach 1.122
XB-1’s supersonic flight took place in the same historic airspace where Chuck Yeager broke the sound barrier for the first time in 1947, according to Boom Supersonic.
Boom Supersonic XB-1 breaks sound barrier during test flight
The Boom Supersonic aircraft exceeded Mach 1 after taking off from the Mojave Air and Space Port in California for its highly anticipated 12th test flight.
Boom Supersonic breaks sound barrier without 'audible boom'
A Colorado-based company said it broke the sound barrier three times without generating a sonic boom that reached the ground.
Boom Supersonic sans the sonic boom: The XB-1's quiet Mach 1 flight
If you've been keeping tabs on aviation news as of late, you saw that Boom Supersonic just recently broke the sound barrier with its XB-1 demonstrator aircraft. Oddly enough, no one on the ground heard a thing during its "boomless" cruise.
How Did The XB-1 Jet Break The Sound Barrier Without Producing An Audible Sonic Boom?
Boom Supersonic, the company aiming to create commercial planes that can travel faster than the speed of sound, have successfully tested their XB-1 jet. According to the company, the jet was able to fly without producing a sonic boom that was audible from the ground.
USA Today16d
Boom Supersonic aircraft expects to break sound barrier over Mojave Desert
The countdown has begun for the XB-1’s “historic” first supersonic test flight that should break the sound barrier, according to Boom Supersonic. The test flight for the Boom Supersonic XB-1 ...
Popular Science16d
Boom Supersonic breaks sound barrier for the first time
Boom Supersonic passed a major milestone Tuesday on its path to reintroduce supersonic commercial flights. After years of testing and refinement, a pilot flying the aerospace company’s XB-1 ...