Cycling Podcast loosely based on Time Trials. For those who would like reliable mobile access on Android, I suggest DoubleTwist http://www.doubletwist.com/.
Training Bible (Joe Friel) coach Rob Kelley gives us a great summer workout to develop the VO2 Max system. Here is the blog page that gives detail of the workout. http://www.rokcoaching.com/develop-vo2max/