MTV’s music discovery tool, the Music Meter, makes the jump today to the Apple platform with apps for the iPhone and iPad. The Music Meter launched in December as an online app for music discovery — but only for bands on the indie up and up, as opposed to the all-encompassing Lady Gaga. MTV worked ...

Justin Bieber has teamed up with MTV and Facebook to take a stand against cyberbullying. The teen star called for young people to post an action to MTV’s Draw Your Line, a virtual map and support forum that tracks efforts to stop digital abuse. To spur participation, Bieber is offering a chance to ...