A sound in the city of West Haven has left whole neighborhoods on edge. It’s reported as a low-frequency hum. It comes and ...

Residents in West Haven say they are growing frustrated due to a mysterious humming sound that hasn’t gone away. Kimberly ...

Ok, you know the sound those GIANT fans make in movies, like the huge turbines in massive air vents, the blade goes by slowly making that "whoosh" sound that's a low frequency sound.<BR><BR>My ...

The design halves the width of material needed to absorb low-frequency noise, making it practical for real-world applications ...