Add Yahoo as a preferred source to see more of our stories on Google. Ozzy Osbourne, Rob Halford, Corey Taylor and Amy Lee on stage at various gigs. Outsiders might think heavy metal is all big scary ...

Since there have been so many different eras of heavy metal, we picked four groups to represent the "Big 4" of '90s metal. Metal has branched out and changed a lot since Black Sabbath introduced it in ...

Forbes contributors publish independent expert analyses and insights. Quentin Singer is music journalist who covers rock and heavy music. Since it was established in the early 1970s, Heavy metal has ...