 |  | From Chad Bowar, your About Music Editor | | This week, we take a closer look at the popular genre of rap/hip-hop, shining a spotlight on the genre's history, albums and artists. | |  | Sign up for more free newsletters: | | | | Hip-hop is a celebration of diversity. If you find that no two MCs sound alike, it's because their musical stylings are informed by different environments and attitudes. Here's a brief rundown of hip-hop sub-genres and the key artists in each niche. READ NOW | |  | | Hip-hop has witnessed plenty of great music over its 40-plus history. Some of them are worthy of the title "greatest rap album," some more than others. That's the essence of this list. These albums were picked on the grounds creativity, originality, replay value, and overall cultural impact. READ NOW | |  | | On the heels of their latest album 'Redeemer Of Souls,' Judas Priest will be returning to North America for a headlining tour. The trek with Steel Panther kicks off October 1 in Rochester, New York and wraps up November 22 in Tacoma, Washington. READ NOW | |  | | Who's the greatest MC of all time? What does that title really mean? What does it take to become the greatest rapper ever? Times change. Skills fade. New greats emerge; old ones decline. How do you crown one MC the best when there are so many great emcees still working? I don't know. What I do know is that the following 50 emcees have done everything it takes to make a play for the throne. READ NOW | |  | | | | An every-morning rundown of the day in history, with headlines and trends produced by your pals at About.com. Click here to sign up! It's free (of course) and we think you'll like it! | | |  | Want More From About.com? | | | | Sign up for more free newsletters on your favorite topics You are receiving this newsletter because you subscribed to the About.com Music newsletter. If you wish to unsubscribe, please click here. If you would like to unsubscribe from all newsletters sent from About.com, please send an email to optout@about.com with "Unsubscribe" as the subject line. Contact Information: 1500 Broadway, 6th Floor New York, NY, 10036 Privacy Policy © 2014 About.com | |  |  | |