Satellite radio allows listeners to access radio stations without sitting through radio ads. Only two companies -- Sirius and XM Radio -- have attained a measure of success in this industry. Visit our HowStuffWorks article to learn more about the merger.

Facebook is a social networking site. It was created for Harvard students but has expanded to an open membership. Learn about Facebook, it's network and new redesign in this HowStuffWorks podcast.

In May of 2008, Twitter received another 15 million dollars in venture capital funding. This increase reflects the growing interest in micro blogging -- messages with 160 characters or less. Check out our HowStuffWorks article to learn more about Twitter.

Certain parts of a song can be eliminated without significantly lowering the song's quality. The MP3 does not sound exactly the same as the original CD song. Check out our HowStuffWorks article to learn more about MP3 files and audio quality.

Cloud computing allows users to store data on other computers or servers. For example, web-based applications are a form of cloud computing. Check out this HowStuffWorks podcast to learn more about cloud computing.

The new Apple iPhone has several advantages, including a GPS and 3G capacity. However, the iPhone is far from perfect, and still has some disadvantages. Learn more about pros and cons of the new iPhone in our HowStuffWorks article, 'How the iPhone Works.'

When a hacker makes a zombie computer, he infiltrates an unsuspecting victim's computer and uses it to conduct illegal activities. The user may be unaware that his computer has been taken over. Check out our HowStuffWorks article to learn more.

Get a console-by-console update on the developments of the 2008 E3 exposition in this HowStuffWorks podcast, including news on improved online features and expanded memory. Check out our HowStuffWorks article "How Video Game Systems Work" to learn more.

In an effort to free up radio spectrum for emergency broadcasting and wireless service, the US will switch from analog to digital television on Feb. 17, 2009. Check out our HowStuffWorks article to learn more about how this switch affects your TV.

Open source is a way of developing software in which the original developer makes all of the source code available for modification. Learn more about open source software in this HowStuffWorks podcast.