Who publishes feeds?

Many of bloggers want to know who publishes feeds? Most of the biggest names on the web offer content feeds. here are some of them
USATODAY.com
BBC News Headlines
ABCNews
CNET
Yahoo!
Amazon.com (including a podcast!)
and there are many more. Google publishes feeds as part of many of adsense services; for example, you can get a feed of new items for any search you make in Google News. In addition, hundreds of thousands of bloggers, podcasters, and videobloggers publish feeds to keep themselves better connected to their readers, listeners, admirers, and critics. Apple, through its iTunes Music Store, offers tens of thousands of audio and video podcasts for download, each of which is powered by a feed. i hope that you people are little satisfied.