Black Sabbath invented heavy metal in 1970. Period.

Many rock historians will point to late '60s/early '70s hard-rock and heavy-blues bands like Led Zeppelin, Deep Purple, Iron Butterfly and even Cream as having created heavy metal. The truth is that they merely helped lay the groundwork. They were not heavy-metal bands. Black Sabbath were a heavy-metal band.

Sick of downloading songs one at a time for MTV's "Rock Band" video game? In a few days, gamers and wannabe rockers alike are going to be able to download entire albums to play along to with their friends. The new concept gets kicked off with a bang as the first album available for download will be Judas Priest's timeless classic, Screaming for Vengeance.