Prototype aircraft for supersonic airliner breaks sound barrier ...

The Colorado-based company is aiming to build a Concorde-like supersonic aircraft—but has hurdles to clear before realizing ...

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

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

A Carnegie Mellon University grad is behind the successful flight earlier this week of the first independently developed jet ...

The single-seat jet, a 201-foot-long test model by Boom Supersonic, hit 844 mph just 12 minutes into its latest test flight ...

Boom Supersonic's XB-1 made history on Tuesday by becoming the first civil aircraft to break the sound barrier. Before ...

Boom, the American company building what promises to be the world’s fastest airliner, broke the sound barrier for its first time with a test flight in Mojave, California. The company’s XB-1 ...

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

The countdown has begun for the XB-1’s “historic” first supersonic test flight that should break the sound barrier, according ...

Boom is convinced it can overcome the barriers that grounded the Concorde and make supersonic travel affordable and greener.

About 35,000 feet (10,670 meters) over the Mojave Desert, northwest of Los Angeles, Boom Supersonic's XB-1 became the first ...