WILLIAMSPORT — County officials think they're closing in on the source of a mysterious hum that has annoyed residents for weeks. But other than finding the cause of the sound, dubbed "the Williamsport ...

Residents in West Seattle are reporting an odd mystery hum is keeping them awake. Some residents find the sound oddly ominous. Many just want to know what it is. “It’s kind of creepy. It creeps you ...

TAMPA, Fla. (WFLA) — It’s a noise heard all over South Tampa: a faint, low-pitched sound that is more pronounced on some nights than others, and a sound that has proven difficult to track to its ...

SIOUX FALLS, S.D. (KELO) — The mysterious Sioux Falls hum has still not been definitively identified, but it is very much real, heard by residents of the Oak View neighborhood of Sioux Falls living up ...

Islanders in the Outer Hebrides whose lives are being disrupted by a mysterious humming sound say they believe the source is military operations in the North Atlantic. The persistent low frequency ...