MacNews’ content is broken up so that you can get the feeds that you want.

MacNews Latest News:
http://www.macnews.com/news/feed

MacNews Blog:
http://www.macnews.com/blog/feed

MacNews Reviews and KoolTools:
http://www.macnews.com/reviews/feed

MacNews’ Showcase of Whitepapers, Screencasts, Videos, and Books:
http://www.macnews.com/whitepapers/feed

And, the AppleCentral Forums have a wide variety of feeds that you can setup.
http://forums.applecentral.com/ubbthreads.php/ubb/myfeeds/show/1