Tinychat: Free Chat Rooms and Audio Video Conferencing

This free, easy-to-use site allows you to set up disposable chat rooms and video conference with your friends.

Google Books Debuts

Search and preview millions of books from libraries and publishers worldwide using Google Book Search. Discover a new favorite or unearth an old classic. Over a million public domain titles available in full text for free downloads.

Wordnik: a new way to learn about words

An ongoing project devoted to discovering all the words and everything about them. More than 1.7 million words, and more than 130 million examples! Check it out, it's free and gives examples of words used in context.

Healthfinder.gov

"When making decisions about your health, it’s important to know where to go to get the latest, most reliable information. healthfinder.gov has resources on a wide range of health topics selected from over 1,600 government and non-profit organizations to bring you the best, most reliable health information on the Internet. ... healthfinder.gov is coordinated by the Office of Disease Prevention and Health Promotion (ODPHP) and its health information referral service, the National Health Information Center.
healthfinder.gov is supported solely by U.S. government funds and does not accept paid advertisements, content, or links in any form."

Take the tour to learn how to use the site.