What Darwin Never Knew reveals answers to riddles that Darwin couldnt explain. Breakthroughs in a brand-new science—nicknamed evo devo—are linking the enigmas of evolution to another of natures great mysteries, the development of an embryo. NOVA takes viewers on a journey from the Galapagos Islands to the Arctic, and to the research labs of today. Scientists are finally beginning to crack natures biggest secrets at the genetic level. The results are confirming the brilliance of Darwins insights while exposing clues to lifes breathtaking diversity in ways the great naturalist could scarcely have imagined.