RSS feeds allow you to receive continuously the latest articles from your favorite sites. You do no need to visit each site that you used to visit regularly to read the latest news, thanks to RSS, you can access any time new articles from your favorite sites in one place .
RSS feed (called also the son RSS) news are continually updated and available sites for free. The structure is identical for all: a title, a concise description of an occasional photo, and links to original articles. These feeds are updated whenever a new article is published on the site. To read these feeds, simply install a software reading RSS flows.
necessary software is an "aggregator". It notifies you when a new article is added to one of your favorite sites.
There are 3 main types of aggregators:
1) browsers like Firefox or Opera.
2) Software as FeedReader or SharpReader .
3) Online sites like iGoogle or MyYahoo .