Every catchy pop track hides possibilities. And once a metal band picks it up, the song shifts character—sometimes darker, sometimes heavier—always in an unexpected way. That’s the joy of reinvention ...

Love it or hate it, Disturbed’s cover of Simon & Garfunkel’s “The Sound of Silence” remains one of the more controversial tracks in the history of metal. Depending on who you ask, it’s either the best ...