Local author Thomas Kohnstamm's new book, "Supersonic," is an intergenerational story that takes place in Seattle in the 19th ...

American company Boom Supersonic just broke the sound barrier with a civilian plane. What exactly is supersonic travel, and ...

US civil sector boldly goes where Concorde has gone before The US civilian aviation sector has achieved what Concorde managed ...

Boom Supersonic’s XB-1 demonstrator became the first manned civilian aircraft to break the sound barrier since the end of the ...

Boom Supersonic has announced the first supersonic flight of its XB-1 demonstrator aircraft at the Mojave Air & Space Port in ...

Boom Supersonic plans to break the sound barrier during a test flight this morning (Jan. 28). This would mark the first time ...

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

XB-1 is Boom's technology demonstrator aircraft and the world's first independently developed supersonic jet. The aircraft ...

An aircraft developed by Boom Supersonic has become the first independently funded jet to break the sound barrier.

Boom's Supersonic XB-1 jet became the “world’s first independently developed supersonic jet” to break the sound barrier ...

In supersonic flight these disturbances combine to form shock waves around the vehicle. When people say you can see a fighter jet before you hear it, they're referring to supersonic flight ...