In this video, Carl Sagan exposes the lack of scientific evidence of most UFO claims, talks about the Pharaonic Epoch, the story of understanding Egyptian hieroglyphics and more.
Cosmos: A Personal Voyage is the name of a thirteen-part television series written by Carl Sagan, Ann Druyan, and Steven Soter, with Sagan as global presenter. The series was first broadcast by the Public Broadcasting Service in 1980, and was the most widely watched series in the history of American public television until 1990's The Civil War, and is still the most widely watched PBS series in the world. It won an Emmy and a Peabody Award and has since been broadcast in more than 60 countries and seen by over 600 million people, according to the Science Channel.
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