What sites do you visit and why are they good?

The reason I ask is that I've been looking for fairly technical sites with forums for discussion - perhaps even the latest news from the scientific community themselves, but I haven't found any yet.

you can get excellent sky watcher software at this site
http://www.carinasoft.com/voyager/index.html

http://www.physicsforums.com/

http://www.badastronomy.com/
http://www.heavens-above.com/main.asp

www.space.com

Thanks guys - your responses are great.

www.gravityarcher.com

....when i finally get the chance to make it...ughhh to work and school.