In music theory, the tritone is an interval of three whole steps that can sound unresolved and creepy. Over time, the sound has wound up in jazz,... The Unsettling Sound Of Tritones, The Devil's ...

Add Yahoo as a preferred source to see more of our stories on Google. Black Sabbath performs during their Heaven and Hell tour in 1980. The band helped revive the long-feared “Devil’s interval”—a ...

Music is a powerful thing: It can raise our spirits, carry us through athletic challenges, and make us weep. Its very fabric is a source of power and intrigue, too, since just a measly few tones might ...

Everyone knows the sounds of Halloween: creaky floorboards, howling winds, the amplified sound of a beating heart. But back in the day, the devil was said to exist in a particular musical tone. For ...