Breaking the sound barrier, defined as exceeding Mach 1, was first officially achieved by Chuck Yeager in 1947 and generates a "sonic boom." Supersonic flight presents aerodynamic challenges such as ...

In a bid to combat escalating traffic noise pollution, a novel study presents a semianalytical meshless method to optimize the acoustic performance of sound barriers. The research focuses on enhancing ...

(WKYT)—Today’s Good Question is: Who decides where sound barrier walls are installed? Here, locally, there are sound barriers along the interstate and along New Circle near Versailles Road. The ...

When Elizabeth Leich was young, she said she planted acorns along Interstate 81 with the hope that big oak trees would drown the highway sound and help her mother sleep at night. Decades later, she ...

Massachusetts-based Ko-Solar wants to put solar panels in places no one really notices, like on industrial building roofs, in parking lots, and sound barriers on highways. It may finally get its ...

PORTSMOUTH — New Hampshire Department of Transportation officials confirmed the city’s Pannaway Manor neighborhood met the criteria for the construction of a sound barrier between homes there and ...