On this episode of ID the Future from the vault, Ray Bohlin and Michael Behe discuss the limits of evolution. Does evolution innovative by building things, or does it only innovate by breaking things?  Behe demonstrates the surprising answer with a closer look at polar bears. Behe is the subject of an engaging science documentary available online:Revolutionary. His new book, Darwin Devolves: The New Science About DNA That Challenges Evolution is available on Amazon. Please consider donating to support the IDTF Podcast: idthefuture.org/donate.