Here are some sites and blogs which I enjoy reading:

General Technology News

• Ghacks Technology News is my one-stop site for all of the general tech news.

WordPress

• Nifty Blogging Software
• WPMU – The WordPress Experts is a great blog
• ManageWP Blog – similar to the WPMU blog, but IMHO, better.
• WP Daily – frequent updates about the latest of WordPress
• WP Kube

Developers

• Justin Tadlock posts many WordPress tutorials, articles and updates on his blog.

Web Design

• CSS-Tricks is a great blog, featuring tips and tricks with CSS.
• HTML5 Rocks – because it does.

Robotics

• BotBench - I’d rather be building robots
• Muntoo’s Blog - a monthly blog with some interesting stuff