Carl Sagan did more to popularize science than any man on the planet, sharing his wonder and fascination with the mysteries of the universe with millions. He was the rarest of all creatures ...

Carl Sagan, the astronomer, Pulitzer Prize-winning author, and legendary popularizer of science, gave this interview during the making of "Time Travel." True to form, he discusses arcane aspects ...

His 1980 “Cosmos” TV series for public television was the most successful science documentary produced until that time. His regular appearance on the Johnny Carson “Tonight” show became a popular ...

Carl Sagan was always interested in observing what's outside the Earth's atmosphere, cosmos, and much more, and that made him pursue astronomy and astrophysics. Carl Sagan was a cosmologist ...