Seven down. Three to go. Boom Supersonic—the developer of a 64-to-80-passenger commercial airliner that flies faster than the speed of sound—last week set speed and altitude records with its ...

BOOM! What was the earth-shaking, jolt-you-awake, set-off-the-car-alarm sound? Oh right, a rocket launch. But why are some rocket launches accompanied by sonic booms and others aren’t?

It's also shock and drop-resistant. Outside of the cylindrical shape for '360-degree sound,' the Ultimate Ears BOOM 4's defining visual design feature is the large plus and minus symbols that act ...

Boom Supersonic says this is a fundamental step in preparing XB-1 to break the sound barrier something that may happen in future flights as the test program advances. The Boom team tested Flutter ...

The sound could be heard as far as Wilton. Officers checked several areas, however, the cause and exact location of the boom “are still a mystery.” Law enforcement said there are are some ...