Blogs:

Digital Photography Review

ProLost

Strobist

This Week In Photography (TWiP)

Unclutterer

Technology:

Engadget

Gizmodo

TechCrunch

The Unofficial Apple Weblog (TUAW)

Others:

2600 - The Hacker Quarterly

XKCD - "A Webcomic of Romance, Sarcasm, Math and Language"