Prisoners of Gravity

Evolution (5x25)

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Evolution isn't just a thing of the past, in science fiction evolution asks, "Where do we go from here?" And to find out, this week Commander Rick talks with science fiction authors Connie Willis (Impossible Things), Douglas Adams (Last Chance To See), Michael Swanwick ("Griffin's Egg"), John Brunner (Stand On Zanzibar), Bruce Sterling (Schizmatrix), Walter Jon Williams ("Dinosaurs") and Robert J. Sawyer (Fossil Hunter). Rick also chats with world-renowned anthropologist, paleontologist and author Dr. Richard Leakey (The Making Of Mankind) and nonfiction author Joel Davis (Mapping The Code).