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

The Sound Barrier is a four-episode series where we explore the limits of hearing and the ways we can break through.

An aircraft developed by Boom Supersonic became the first independently funded jet to break the sound barrier this week. The XB-1 aircraft accelerated to Mach 1.05 at about 35,000 feet during a test ...

On its 12th test flight, the Boom XB-1 prototype broke the sound barrier three times and achieved a top speed of Mach 1.1. On its 12th test flight, the Boom XB-1 prototype broke the sound barrier ...

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 ...

There's no question that noise from cars, trucks and motorcycles traveling Interstate 26 creates a steady din that bothers many living in North Charleston's Northwood Estates neighborhood, and there's ...

A collaboration between NASA and Lockheed Martin has produced the Quesst, a supersonic aircraft that produces sonic "thumps" ...