ROBERT FITZGERALD DIGGS—better known as RZA—helped build the hip-hop empire known as Wu-Tang Clan from gritty beats, kung fu flicks, and eight other minds that spit razor-sharp poetic philosophies.

BELIEVE IT OR not, the skullcrusher isn't the name of a pro wrestler's signature move. It's actually a classic muscle-building exercise to isolate the triceps, the big muscles on the back of your arms ...

We know you. You’re the dude that turns up your bass when you are in your car so we all have to suffer at the red lights. Skull Candy’s Skullcrushers headphones have a mini-sub woofer packed into it ...