Researchers at the Swiss Federal Laboratories for Materials Science and Technology (EMPA) have developed an ultra-thin traffic noise absorber that significantly reduces sound levels while occupying ...

A civilian jet broke the sound barrier for the first time Tuesday while making a historic test flight over the Mojave Desert. The XB-1 aircraft, manufactured by Boom Supersonic, was piloted by ...

Boom Supersonic, 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, on Tuesday.

At one point, however, XB-1 briefly broke the sound barrier once again. XB-1 surpassed Mach 1 yet again a few minutes later before landing 11:54 PM EST after a total flight time of 33.49 minutes.

A supersonic jet built by Boom Technology broke the sound barrier for the first time on Tuesday, advancing its bid to resurrect high-speed passenger flights two decades after the Concorde’s ...

The sound barrier is something many people have heard of, but few understand, as it's somewhat of a misnomer. The speed of sound is known as Mach 1 (767 mph), and when an object moves beyond this ...

Construction on a new concrete sound barrier along I-75 in Perrysburg is underway, and for one local family, the project is more than just an infrastructure upgrade.