The research introduces a semianalytical meshless method to evaluate and optimize the performance of sound barriers. By analyzing various shapes, such as vertical, Half-Y, and T-shaped barriers ...

image: Optimal distributions of sound-absorbing materials on the surface of the sound barriers in a frequency range (200-500 Hz). view more . Credit: International Journal of Mechanical System ...

Boom Supersonic's XB-1 demonstrator jet became the first U.S.-made civilian supersonic jet to break the sound barrier. The independently funded XB-1 reached a speed of Mach 1.122, or about 750 mph ...

Normally when something breaks the sound barrier, it creates a massive sonic boom heard miles away, depending on the plane’s altitude. However, NASA’s X-59 plane will try to break the barrier ...

Boom Supersonic’s XB-1 prototype test plane broke the sound barrier for the first time with a top speed of Mach 1.1. Another small step toward the return of supersonic travel.

Two weeks ago, Boom Supersonic’s XB-1 demonstrator plane made history when it broke the sound barrier over the continental United States, reaching 750 miles per hour (Mach 1.12) near Barstow, ...

Civil Jet Makes History by Breaking Sound Barrier. Published Jan 28, 2025 at 6:44 PM EST Updated Jan 28, 2025 at 10:11 PM EST. By . Jon Jackson is a News Editor at Newsweek based in New York.

On March 10, 1948, test pilot Herbert H. Hoover became the first civilian and only the second person ever to exceed the speed of sound. A.S.Ganesh takes a look at how Hoover piloted the Bell X-1 ...

Illinois Department of Transportation officials said a noise wall isn’t being considered because the Kennedy overhaul is not ...

Traffic on I-26 makes its way past the Northwood Estates subdivision. A new study showed a sound barrier would help residents but would cost more than the state normally pays.