The San Bernardino County Fire Department tested new technology on Monday designed to help suppress fires by using sound ...

The monthly test of the all-hazard Statewide Outdoor Warning Siren System is scheduled for 11:45 a.m. Wednesday. The siren ...

The best surround sound systems provide an immersive upgrade for any home theater. My picks range from simple soundbars to full speaker setups.

Headphones placed around the neck are an effective sound source for testing how well hearing protection devices reduce noise.