Matthew Allen

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

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.

'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."