Sean Duffy’s first big test as secretary of the Department of Transportation came just one day after he was sworn into office ...

Boom Supersonic, the American company building what promises to be the world’s fastest airliner, broke the sound barrier for ...

Independently developed jet makes new record, adding to its rigorous series of human-piloted test flights that will prepare ...

Boom Supersonic made history today (Jan. 28) when its XB-1 jet broke the sound barrier for the first time on a test flight ...

Ever since the Concorde stopped flying, aviation buffs have dreamed of a civilian supersonic plane. Now there's been a ...

Boom Supersonic's XB-1 achieved a milestone by successfully breaking the sound barrier on a test flight, marking the first ...

Boom's recent test flight with the XB-1 aircraft achieved supersonic, with iPhone and Starlink capturing the iconic moments.

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.

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 ...

Almost 22 years after Concorde made its final commercial flights, a prototype passenger jet is attempting to break the sound ...

The Boom Supersonic aircraft exceeded Mach 1 after taking off from the Mojave Air and Space Port in California for its highly ...