Here are a few links to different podcasts I subscribe to. They contain a wealth of good information.
If you have iTunes, you can subscribe to these. Some of the older shows don't show up in iTunes but I download mine from the site to a file and listen to them with my SMPlayer which beats Microsucks Windows Media Player all to pieces. SMPlayer is free shareware and can be found here:
Underwater Basket Weaving | JMBV 102
10 hours ago