http://www.techcrunch.com/
Focuses on Web 2.0 information
http://lifehacker.com/
Originally conceived as a personal organization site, this site has many great tips regarding free technology as well as guides to better understanding how to use various technologies.
http://www.engadget.com/
Focuses on hardware and gadgets
http://digg.com/view/technology
Social news site that points to all sorts of articles and tips on technology
Only Wonder Understands 
I find this site very useful and very updated also. Thanks for sharing, will be visit again.