I'll add a few links here...
http://www.startrekfans.net/ - Star Trek message boards (better than on the Official Site)
http://en.wikipedia.org/wiki/Main_Page - An excellent open-source online encyclopedia
http://www.rottentomatoes.com/ - A movie review site with hundreds of professional critics' reviews on nearly all movies
http://cagle.slate.msn.com/ - Daryl Cagle's professional political cartoonists site
http://xeroc.zapto.org/ - A great site with IRC Logs, and all sorts of other great information!