2003-02-24 04:00:00 PDT Denver-- In rumbling tones far lower than the sounds that human ears can hear, a symphony of mysterious noises constantly assails the entire globe, and scientists are learning ...

State volcanologists on Monday recorded a low-frequency sound as Mayon Volcano continued its effusive eruption.

Wit Aniwat, whose family runs an elephant camp for tourists in Thailand, was awakened by an unusual alarm clock: the trumpeting and wailing of elephants. It was a bit out of the ordinary, but Wit ...

PASADENA, CA - MARCH 30: Aerial view of light traffic at the interchange of the 210, 134 and 110 freeways on March 30, 2020 in Pasadena, California. City officials have implored Southern Californians ...

Infrasound is too low-frequency for humans to hear. It has been mistaken for ghosts, has been known to cause nausea and headaches in humans, and is used to monitor the testing of nuclear weapons. It’s ...

The scariest day of Pete Lyman’s life was the morning the movers came for his 1978 Scully LS-76 vinyl-cutting lathe. It’s one of two rare machines at Lyman’s company, Infrasonic Sound, which cut the ...

Mysteriously snuffed out candles, weird sensations and shivers down the spine may not be due to the presence of ghosts in haunted houses but to very low frequency sound that is inaudible to humans.

There’s currently no shortage of ‘smart’ security devices for your home, due to the ascendancy of the smart home market as a whole, coupled with a hardware renaissance driven by the rise of ...