The natural world is full of mystery, but nothing captures the imagination quite like enigmatic sounds that defy explanation. From eerie hums to strange underwater noises, these anomalies leave even ...

A small slice of the population hears a strange low-frequency sound that most people can't detect at all. The mystery has baffled scientists for decades, with theories ranging from natural forces to ...

LOCKPORT, Ill. -- A family in Lockport, Illinois said strange sounds, including music and talk radio, has been coming out of their walls and keeping them up at night off and on for about six years.