How iTunes Works

See what makes iTunes the most popular jukebox software in the world, review some its more advanced functions, explore the integrated Music Store and find out why the whole setup is inspiring some lawsuits and epic hacking wars.

How MP3 Players Work

MP3 players are everywhere -- and for good reason. These portable devices are a convenient way to store and listen to music and to view photos and videos. In some cases, they're even crossed with other devices, like cell phones. Learn the latest on MP3 players.

Top 10 MP3 Players

Choosing an MP3 player can be daunting. To get you started, we've rounded up the top five MP3 players of each type.

What are MP3 files and how do they work?

We can transform musical sounds into numbers and record them digitally, although the files can be very large and take over your storage space. That's where the MP3 format comes in. Learn what MP3 files are and how they work.