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 ...

Beloved astronomer Carl Sagan made a prescient prediction about ... sooner or later is going to blow up in our faces," the ...

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 ...

ONTARIO, Calif. (AP) — After a long day of rehearsing for her upcoming world tour, Katy Perry decided to peruse a few books to help her unwind before bed. “I was listening to ‘Cosmos’ by ...

But none would have been more thrilled or less surprised by the discovery than the late, great Carl Sagan — who said this day might come more than 50 years ago. But as Cosmos fans know ...

This story appears in the August 2017 issue of National Geographic magazine. Carl Sagan spent his childhood immersed in Mars. The future scientist, an avid reader of Edgar Rice Burroughs’s ...

“I was listening to ‘Cosmos’ by Carl Sagan and reading a book on string theory,” she recalled. “I’ve always been interested in astrophysics and interested in astronomy and astrology and the stars. We ...

“I was listening to ‘Cosmos’ by Carl Sagan and reading a book on string theory,” she recalled. “I’ve always been interested in astrophysics and interested in astronomy and astrology ...

“I was listening to ‘Cosmos’ by Carl Sagan and reading a book on string theory,” she recalled. “I’ve always been interested in astrophysics and interested in astronomy and astrology ...