Carl Sagan Cosmos - Humanistic scientist

Carl Sagan is a human Men, he worked at NASA and on the Voyager I and Voyager II spacecraft. He was an astrophysicist and studied the planets Venus, Mars and Jupiter. He was committed to social causes. He was an opponent of militarism and nationalism. He was a defender of nature and was concerned about the environment. In his life, he had wives who were also brilliant scientists, such as Lynn Margulis, Linda Salzman and Ann Druyan, who expanded his knowledge. Despite this, he was not a good husband. Carl Sagan was an avowed marijuana user and had a left-wing socialist and communist political view. He supported feminists and fought for equality. A passifist, his greatest fears were the threat of nuclear war and the death of the planet due to environmental devastation. His greatest fear was that people would be controlled by fear and ignorance. He was Jewish, but became a skeptic and an atheist. With a degree in astrophysics, he debated topics on history, biology and sociology with depth and knowledge. He is serious, but he is optimistic, he has the ability to be enchanted by the universe, and infect others with his optimism and positivity. Carl Sagan became famous for recording the scientific documentary Cosmos, he wrote several books such as: The Demon-Haunted World, Pale Blue Dot, Billions and Billions, Contact which became a film in 1997. Carl Sagan is skeptical and rational , he rejects ufology, but enjoys speculating about extraterrestrial life. A dedicated teacher, he taught Neil deGrasse Tyson, another important astrophysicist who succeeded him on the Cosmos series after the death of Carl Sagan.

Carl Sagan lived from 1934 to 1996.