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 ...

According to astrophysicist Carl Sagan, it’s not the thoughtful sci ... “It’s funny to watch a movie about time travel when you are now 40 years past when the movie was made,” Maher ...

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 ...

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 ...

Carl Sagan told us that there are more stars in ... the scale of the universe is mind-boggling. Watch to try to wrap your head around it. Produced by Alex Kuzoian. Follow BI Video: On Facebook ...

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 ...

(Courtesy of NASA) The famed astrophysicist Carl Sagan and former President Jimmy Carter shared a fundamental understanding about the fragility of our planet and the futility of our wars in a ...

Dr. Sagan, a planetary scientist who was recognized for both his ingenious scientific ideas as well as his enormous influence in popularizing space science, was a new member of the SETI Institute’s ...