Learn Out Loud
Learn Out loud.com: Introduction to Podcasting
This article gives an introduction to podcasting including ways to listen to a podcast. The site also talks about how podcast directories can be used.
Other
Peachpit: Podcasting Basics
This article by the author of "Secrets of the iPod" provides an excellent overview of podcasting. It explains what podcasting is and gives step-by-step instructions for subscribing to and listening to podcasts with an iPod or on your...