RSS feeds are used for syndicating regularly changing content on a web site, including this one. You can open an RSS feed using an RSS reader and use it to see if there is any new content on this site or you can set up a server-side script to parse the feed and display it on your web site.
The Blog RSS feed contains the 10 latest blog entries published on this site. The 5 most recent of these can also be found in the "Recent Blogs" panel at the left of every page. You can signup to receive email notifications of new posts to this blog at: blog signup form