Shacknews  - Run by Steve Gibson and Maarten Goldstein, Shacknews is a great place to find out information on gaming on any platform; the community is fantastic and welcomes newbies, as long as they follow the guidelines of posting.

The MT Ironstag Show - The radio show I (MurrayTheSkull) host alongside Taylor Genovese (aka Flint Ironstag).  Started from the KOCK unofficial Shacknews ShoutCast server of long ago.

Something Awful - The Biggest Community on the Internet, with some of the funniest forumgoers I have ever seen.

Penny Arcade - A great gaming-centric online comic strip.

The Perry Bible Fellowship - The most clever and funny comic strip I have ever seen.