Community & Social Networking

Most of us know that Internet communities and social networking sites are popular, but how do blogs, podcasts, wikis and companies like Digg and MySpace work? Learn more in the Social Networking section.

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If you're looking to waste some time while you're at work or school, Facebook has a game to help you with that endeavor. Which is your favorite? Poker? Scrabble? Mafia Wars?

By Debra Ronca

Shopaholics, crocheters and music addicts meet up at these online spots to discuss their hobbies with other equally obsessed junkies. What are the five most intriguing niche networks?

By Debra Ronca

If your Facebook status update reads, "Leaving for France!" you're not just gloating about your trip. You're letting everyone know that your house will be empty for about 10 days. Bad idea.

By Charles W. Bryant

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When fake Christopher Walken tweets, "The neighbor's cat is back at the window looking in at me," followers snicker. But do the real celebs think this charade is funny?

By Charles W. Bryant

Do you sometimes wonder who's behind all those witty tweets and tinyurls? It might be nice to finally connect a username with a face. And that, my friend, is the beauty of the tweetup.

By Amy Hunter

Web sites like Facebook and Twitter are designed to keep reeling users back into their realms. And it works. How bad are our addictions to these online social scenes?

By Debra Ronca

If you're really popular on Twitter -- and of course you are -- you may have trouble managing all your followers effectively. Which Twitter add-ons can help you out?

By Debra Ronca

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Some people are just too busy to do their own tweeting. So they have someone else do it for them. What famous people's tweets aren't coming straight from the horse's mouth?

By Charles W. Bryant

When a bunch of Twitter geeks get excited about the same thing at the same time, their chatter can crash the whole service. And that's when the dreaded Fail Whale appears.

By Chris Obenschain

Digital photography has made it inexpensive and fun for people to document their lives. How does Photobucket store and show so many photos and videos?

By Jonathan Strickland

Have you ever stumbled upon a cool Web site and shared it with your friends? StumbleUpon.com is an online social network that allows you to do just that with millions of users.

By Jessika Toothman

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Chat rooms give us the chance to discuss anything and everything with people around the world. How do you get started, and what do you need to watch out for?

By Dave Roos

The online social network Friendster connects you to your friends and your friends of friends. Can Friendster help you to find a job or to reconnect with that special someone?

By Leah Lerner

If you've got something you can say in just a few characters, you can reach lots of people with a single Tweet. How has Twitter changed social networking?

By Jonathan Strickland & Nathan Chandler

LinkedIn is a social networking site geared toward professionals where you can look for a job, find sales leads or connect with colleagues. So how is it different than all the other networking sites?

By Dave Roos

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A social networking site originally created for Harvard students, Facebook is now open for anyone to join -- and it currently has 750 million active users. What features have made it such a big success?

By Jonathan Strickland

Yes, it's still around. Second Life is a 3D virtual world where you can live in a castle, fly to dance clubs and change your appearance with a click of your mouse. So what's up with it now?

By Jonathan Strickland & Chris Pollette

Online social networks are a great way to meet people and keep in touch with friends. Learn more about online social networks in this article.

By Dave Roos

Can Facebook get you $10 million? It can if you're a software developer who's generous with his ideas. The fbFund is offering grants to creative developers, but how do you get one? And if you're not a developer, how else can you make money on the Web

By Josh Clark

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One of Web's most explosive phenomena, MySpace grew to 54 million profiles seemingly overnight. Find out what MySpace really is, how it blew past the competition and why Rupert Murdoch thought it was worth $580 million.

By Julia Layton & Patrick Brothers

What is revolutionary about Second Life is that it's not only legal to make real money from your character's virtual endeavors -- it's encouraged. The exchange of your accumulated virtual dollars into "real" dollars is built into the system.

By Julia Layton

When MySpace claimed there was no way to patrol its own profiles for sexual predators, Wired News editor and former hacker Kevin Poulsen took it as a challenge.

By Julia Layton

Digg.com is a user-driven news Web site that lets people find, submit, review and feature stories from every corner of the Web.

By Julia Layton

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Blogs serve as online journals and communities, often linking to news stories and other sites. Learn the basics of blogging, explore the blogosphere and find out how to create your own.

By Marshall Brain

Social networking and e-commerce may be all the rage, but many internet pioneers originally used the Internet for sharing ideas among large groups of people. Newsgroups were fundamental to early internet communication, and they're still good sources of information today.

By Jeff Tyson