Podcasting is the distribution of audio or video files over the Internet using a feed. Users can subscribe to a podcast. The word Podcast (playable on demand + broadcast) refers to both the content and the method of delivery. Podcasts have revolutionized news radio.
How some “traditional” news outlets are using podcasts
My favorite “news-related” podcasts via NPR
On the Media – News about the media
Fresh Air with Terry Gross – Interviews
Wait Wait Don’t Tell Me – Comedy News Quiz Show
This American Life: Three acts on one theme.