Matthew Allen

OutKast, who are being inducted into the Rock & Roll Hall of Fame, tested the limits of what hip-hop could sound like. Here’s every one of their albums, ranked.

D’Angelo’s genius was undeniable. Though he released only three albums, the singer, who died at 51, left behind a remarkable catalogue of music.

'The Don Killuminati: The 7 Day Theory' was the first of 2Pac's seven posthumous albums. Here are some things you might not know about the rap classic.

Historically, it's been rare for rap songs to reach No. 1. Here's a look at every time, from Vanilla Ice's "Ice Ice Baby" to Kendrick Lamar's "luther."