The ultimate questions of physics and cosmology as yet unanswered, Stephen Hawking explores the origins of the universe and its most mysterious workings in the Discovery Channel series "Curiosity." Four episodes from the first season─"Did God Create the Universe?," "Alien Invasion: Are We Ready?," "What's Beneath America?," and "How Will the World End?," plus the bonus program "The Creation Question: A Curiosity Conversation"─are featured. 198 min. total. Widescreen (Enhanced); Soundtrack: English Dolby Digital stereo; Subtitles: English.