Fans of ambient, atmospheric and progressive electronic instrumentals should check out the Spotted Peccary podcast, Music is Art.
The podcast features music, interviews and more. A recent podcast features a conversation with ambient artist Steve Roach.
Audio podcasts are shows that you can subscribe to like a magazine. Add the podcast URL to an application like iTunes, and new shows will be automatically downloaded when they become available. More info is available in the Podcasting News article What is Podcasting.
The podcast feed URL for the Music is Art podcast is: http://www.spottedpeccary.com/podcasts/sppodcastfeed.xml.
In iTunes, select Advanced – Subscribe to Podcast and paste in the podcast URL.