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

MacTech News:
https://www.mactech.com/news/feed

MacTech Blog:
https://www.mactech.com/blog/feed

MacTech Reviews and KoolTools:
https://www.mactech.com/reviews/feed

MacTech’s Showcase of Whitepapers, Screencasts, Videos, and Books:
https://www.mactech.com/whitepapers/feed

MacTech Live, MacTech’s Official Podcast:
http://feeds.feedburner.com/MacTechLive

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