A mysterious, low-frequency noise has settled over the small town of Omagh in Northern Ireland, and is keeping people awake. It’s called “The Hum,” and reports of this phenomenon have been popping up ...

Here Kolvir reports the hum persists even with no input wires connected, so ground loop is not indicated. While you can always <I> try </I> lifting a ground, and certainly gain clueful information if ...

A persistent, low-frequency hum has invaded the city of West Haven, Connecticut, according to many residents, leaving some shaken by an occurrence they're calling everything from mysterious to ...

Light sleepers understand how noises—the din of a city street, the hum of a radiator, or simply the sound of another human existing next to you—can get in the way of high-quality sleep. That’s where ...