A podcast is [an RSS] web feed of audio or video files placed on the Internet for anyone to subscribe to.
Podcasters' websites also may offer direct download of their files, but the subscription feed of automatically delivered new content is what distinguishes a podcast from a simple download or real-time streaming.
Programs for podcasts in higher education and libraries is growing, here are some good sources….
Educate. “Podcast Directory for Educators,” http://recap.ltd.uk/podcasting/
The Landmark Project. “Education Podcast Network,” http://epnweb.org/
Thomson Peterson’s Syndication for Higher Ed. “College and University Feed Directory, Podcasts,” http://directory.edufeeds.com/index.php?c=2Karleen, Dan. “Marketing, News, Information, and Media-oriented College and University Podcasts,”Thomson Petersons Syndication for Higher Ed, http://syndicateblog.petersons.com/wordpress/index.php/non-classroom-college-and-university-podcasts