"Do aliens exist? What do we do if we encounter them? SETI insiders, NASA astronomers, religious leaders, astrophysicist, sci-fi writers and Carl Sagan’s own son unite to answer these questions, revealing SETI's decades-long quest to convert science fiction into science fact. Their fascinating insights, along with possible scenarios of what first contact might look like, create a riveting blend of suspense, intrigue and horror. The series showcases the extraordinary scientists who are currently grappling with extraordinary questions about alien life including: what will aliens really look like? How will they sound? What might their worlds look like? And, of course, will they come in peace? Aliens: The Definitive Guide takes viewers to stunning, remote locations on Earth as well as else where in the universe to investigate whether alien life exists"--Container.