A collaboration between NASA and Lockheed Martin has produced an experimental jet capable of flying beyond the speed of sound ...

In a groundbreaking achievement, NASA’s X-59 supersonic jet has shattered the sound barrier without the disruptive sonic boom ...

Dawn Aerospace has flown its rocket-powered aircraft past the speed of sound, the latest milestone on its path to its first commercial flights. During the test, which took place on New Zealand’s South ...

The American company working to build the world’s fastest airliner hit a major milestone this week with its first supersonic flight. Boom Supersonic’s XB-1 aircraft broke the sound barrier for its ...

Boom, the startup developing a new generation of supersonic aircraft, has achieved a major milestone after its test plane broke the sound barrier for the first time. The XB-1 “Baby Boom” piloted by ...

When it comes to highway sound barriers, pre-cast concrete has remained the industry standard because of a lack of acceptable, cost-effective alternatives. However, the Pennsylvania Turnpike ...

Somerville officials have revived their push for the State of Massachusetts to erect sound barriers along a stretch of I-93 that passes through East Somerville. Ward 1 AldermanMatthew McLaughlin has ...