RSS feeds website creators/ maintainers to send headlines that will hence be published on his website. New RSS feeds even allow you to receive the updated news from a website directly to your mobile phone. It is very easy to create a RSS feed, that you include to your website.
If you are new to all this, do not panic! There is an easy RSS code generator that you can access through the link: http://www.webdevtips.co.uk/webdevtips/codegen/rss.shtml.
you may find more RSS feeds generator for your sites in the google search