![]() ![]() ![]() ![]() The book Cosmos was published to accompany the series. ![]() The most widely watched series in the history of American public television, Cosmos has been seen by at least 500 million people across 60 different countries. He wrote many popular science books, such as The Dragons of Eden, Broca's Brain and Pale Blue Dot, and narrated and co-wrote the award-winning 1980 television series Cosmos: A Personal Voyage. Sagan published more than 600 scientific papers and articles and was author, co-author or editor of more than 20 books. Sagan argued the now accepted hypothesis that the high surface temperatures of Venus can be attributed to and calculated using the greenhouse effect. Sagan assembled the first physical messages sent into space: the Pioneer plaque and the Voyager Golden Record, universal messages that could potentially be understood by any extraterrestrial intelligence that might find them. His best known scientific contribution is research on extraterrestrial life, including experimental demonstration of the production of amino acids from basic chemicals by radiation. He is best known for his work as a science popularizer and communicator. Pollack, Owen ToonĬarl Edward Sagan ( Novem– December 20, 1996) was an American astronomer, cosmologist, astrophysicist, astrobiologist, author, science popularizer, and science communicator in astronomy and other natural sciences. ![]()
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