I have a lot more than five.
In no particular order:
- bgr
- Computerworld
- DamnYouAutocorrect
- Distrowatch
- engrish.com
- The Verge
- Linux Journal
- Ubuntu feed
- Linux Magazine
- Linux Today
- Linux.com
- Microsoft feed
- NetworkWorld
- Fierce Cable
- Fierce Telecom
- Fierce Wireless
- openSUSE.org
- Paul Thurrott's Supersite for Windows
- Slashdot
- Techcrunch
- The H
- The Joy of Tech Comic
- The Linux Foundation
- The Register
- Threat Level
- PCWorld
- GigaOM
- Tucows
- WPCentral
- Android Central
- Engadget
- Lifehacker
- Gizmodo
I use Weave for Windows Phone, News Bento for Windows 8, and Akregator for Linux.I use GeekByte for most of those apps. GeekByte | Windows Phone Apps+Games Store (United States)
There's also an ad free version.