After promise of barrier wall for noise, Wolfe Co. crypto mine puts up sound blankets By: Leigh Searcy , Morgan Eads Posted 4:00 PM, Apr 25, 2024 and last updated 4:15 PM, Apr 25, 2024 ...

The sound barrier was first broken on Oct. 14, 1947, according to the U.S. Air Force. That's when Capt. Chuck Yeager and the Bell X-1 rocket-propelled aircraft broke the sound barrier.

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 ...

“Until then, there was not a need for temporary or exterior-grade sound control,” he said. “So, we began development of the acoustic blanket. We found a company in Bakersfield that produced cotton ...

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.