What are News Feeds?
News feeds allows you to get the latest updates-from a specific web site-in one place. You know them as RSS (Rich Site Summary), and they are basically web pages, designed to be read by computers rather than people.

How to use RSS news feed?
Click on the orange RSS button and either drag the URL or cut and paste the URL into a new feed in the news reader. Some browsers, including Firefox, Opera and Safari, automatically checks for feeds, when a specific website is visited, the orange button is displayed, if the website offers an RSS feed.

Detailed information:
For detailed information about RSS feeds, please visit the following website: http://en.wikipedia.org/wiki/RSS