With some simple recording tools, you can easily integrate Skype—and other VoIP calling software—into your podcasts.
Audio blogging, or podcasting, as it's called, is a form of amateur radio broadcasting that uses the Web as a means of distribution, just as blogging is a personal form of journalism that uses the Web for distribution. Podcasters record their broadcasts in MP3 audio files, and their audience downloads them for listening on a PC, iPod, or other portable MP3 player.
The art and science of podcasting deserves its own book. Fortunately, a great one is available. For a more detailed explanation of podcasting, check out Podcasting Hacks (O'Reilly).
Creating cool content for podcasts isn't always easy. Without a broadcast license, it's not a simple thing to use (legally, anyway) copyrighted music in podcasts, since their distribution is heavily protected by the long legal arm of the Recording Industry Association of America (RIAA), the same folks who dumped millions into suing harmless teenagers who download Cold-play singles that sell for 99 cents apiece through iTunes. But I digress.
The point is that podcasts can get old really quickly unless you have a constant flow of good audio content, and this doesn't come easily. Fortunately, the talk format, which is stridently avoided by most of those downloading teenagers I mentioned earlier, is a content miracle. It won't get you in trouble with the RIAA, ...