Revisit four songs from the late '70s, which all have iconic guitar riffs that more or less helped define heavy metal as we know it.

The first decade of the 2000s is still pretty fresh in everyone's minds as we were bombarded by a wealth of different stylings in heavy metal. Nu-metal and alternative metal dominated the earlier part ...

The 1980s: the glory days of metal. What can we say about a decade of heavy music that hasn't already been said? We've all spent time arguing about the best metal bands, songs, guitarists, and just ...