Here are some of the top technology rss/news feeds which I follow,

Engadget.com : http://www.engadget.com/rss.xml

Wired.com : http://feeds.wired.com/wired/index (Top Stories)
http://www.wired.com/reviews/feeds/latestProductsRss (Product Reviews)
http://www.wired.com/geekdad/feed/ (Wired.com Geek Dad blog)
http://www.wired.com/gadgetlab/feed/ (Wired.com Gadget Lab blog)