Discovery Channel iPhone App The FREE Discovery Channel App is the ultimate on-the-go fan experience for iPhone and iPod touch users. The new app offers enthusiasts a collection of video clips from Discovery Channels most popular shows including: Emmy®-nominated MYTHBUSTERS and MAN VS.WILD as well as DIRTY JOBS, TIME WARP, DEADLIEST CATCH, CASH CAB and SHARK WEEK. The app also offers a collection of quizzes, photo galleries, programming schedules and updates from Discovery News, as well as the ability to share favorite content via email and to save favorites to easily watch over and over again.