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Carl Edward Sagan (/ ˈ s eɪ ɡ ən /; SAY-gən; November 9, 1934 – December 20, 1996) was an American astronomer, planetary scientist, and science communicator. His best known scientific contribution is his research on the possibility of extraterrestrial life , including experimental demonstration of the production of amino acids from basic ...
Apr 5, 2024 · Carl Sagan, American astronomer and science writer. A popular and influential figure in the United States, he was controversial in scientific, political, and religious circles for his views on extraterrestrial intelligence. He is perhaps best known for his role as the host of the television series Cosmos (1980).
Apr 2, 2014 · Famous Scientists. Carl Sagan was one of the most well-known scientists of the 1970s and 1980s. He studied extraterrestrial intelligence, advocated for nuclear disarmament and co-wrote and...
Nov 9, 2023 · Carl Sagan was an eminent astronomer, cosmologist, author, and science communicator, well-known for his ability to capture the imagination with his words. Here are some of his most memorable quotes: "Somewhere, something incredible is waiting to be known." "The cosmos is within us. We are made of star-stuff.
Nov 22, 2021 · Astronomer Carl Sagan, called "America's most effective salesman of science" by Time magazine, spent much of his career translating technical scientific explanations into something easily...
Why Carl Sagan is Truly Irreplaceable. No one will ever match his talent as the “gatekeeper of scientific credibility” Joel Achenbach. March 2014. Illustration by Jody Hewgill. We live in...
Founder and First President, The Planetary Society. Carl Sagan played a leading role in the American space program since its inception. He was a consultant and adviser to NASA beginning in the 1950s, he briefed the Apollo astronauts before their flights to the Moon, and was an experimenter on the Mariner, Viking, Voyager, and Galileo ...
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