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 ...

SAGAN: I personally have been captured by the notion of extraterrestrial life, and especially extraterrestrial intelligence from childhood. It swept me up, and I've been involved in sending space ...

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 ...

Carl Sagan's classic 1980 documentary series covering a wide range of scientific subjects, including the origin of life and a perspective of our place in the universe.

Opinions expressed by Forbes Contributors are their own. Dr. Lance B. Eliot is a world-renowned AI scientist and consultant. In today’s column, I am continuing my ongoing series about the impact ...

By studying the cosmos, we have gained a pretty good theoretical ... had abundant water flowing 3.2 aeons ago. As well as this, Sagan and Mullen point out, we have algae fossils dating back ...

Carl Sagan, the distinguished Cornell University astronomer and Pulitzer Prize-winning author, who succumbed to his battle against cancer on December 15, in fact lived for millions of years in 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 ...