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 ...

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

Carl Sagan, the astronomer ... and the events in the future leading to your adult life are now very different? The heart of the paradox is the apparent existence of you, the murderer of your ...

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 ...

After a long day of rehearsing for her upcoming world tour, Katy Perry decided to peruse a few books to help her unwind ...

The Carl Sagan Center for Research (CSC ... across nearly all branches of science addressing researching questions around the development of life, where else in the universe it exists and how we might ...

“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 ...

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 ...