Here’s What You Need to Remember: Only two of the enormous XB-70 bombers were ever built; one resides in a museum in Ohio, the other was destroyed in a collision in ...

The North American Aviation XB-70 Valkyrie was one of the first supersonic ... Tuesday after a mid-air collision with a KC-130J tanker aircraft during refueling. The pilot of the F-35B was able ...

Boom has high ambitions, hoping to develop a supersonic commercial airliner which could become operational before the decade ends. Boom Supersonic’s XB-1 aircraft Tuesday reached an altitude of about ...

The unofficial successor to Concorde is one step closer to reality after Boom Supersonic marked the 11th successful test flight of its XB-1 supersonic demonstrator aircraft. On Jan. 10 ...

Boom Supersonic's XB-1 demonstrator aircraft soared past the speed of sound in a test flight on Tuesday—the first time a plane has accomplished that feat without the fuels of government ...

Ten months after its long-delayed first subsonic flight took place last March, Boom Supersonic’s prototype test plane, the XB-1, broke the sound barrier today three times during its 12th flight.

By flying so fast, so low in the latest test, the XB-1 achieved a record 383 knots equivalent airspeed — indicative of incredibly high dynamic air pressure. The aircraft will never experience ...

Nearly 70 people are presumed dead in the incident ... Sixty-four people were on the plane, which departed from Wichita, Kansas. Three Army soldiers were aboard the helicopter, which was on ...