In the desert town of Taos, New Mexico, some residents can hear a mysterious, low-frequency hum, and nobody knows what's ...

Then a series of Sunday Mirror articles about the Hum prompted a "flood of mail" from readers across Britain who had been suffering from "the same maddening sound", said How Stuff Works.

Police officers were alerted to a property that had been reported to be the source of "humming noises" and also omitting a "strange smell". Upon arrival, it was evident that the intelligence was ...