You can download iTunes (for free) from itunes.com to your computer. Then click on the iTunes Store in the lefthand nav pane and use the white search box in the top nav panel to do a search for
talking reef. Click on subscribe and you will get the newest episode in your iTunes. You will have to click on the "Get" button of the other episodes (in iTunes) and download them individually but new episodes should be downloaded automatically. To listen just double click and listen on your computer. You can also burn them to CD to listen in your car.