Design-Newz is a site that features articles, resources and tutorials written by designers and developers from around the blogosphere. The site is extemely useful. There is a broad range of info pertaining to drawing, graphics, photoshop, web, and articles on design. You can go back everyday since the site updates with 5-10 articles daily. Design Newz always has something new to learn that can be applied to your everyday work.
Follow them on Twitter (DesignNewz) to see new updates when they happen. If you have some info worth sharing you can submit it to be published on their site.