Over the last century, our understanding of the evolution of stars has improved dramatically. By studying the cosmos, we have ...

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, 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 ...

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 ...

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 "vast and awesome universe.

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 ...

The Carl Sagan Center for Research (CSC) brings together all the scientific research at the SETI Institute. Home to more than 75 scientists, the CSC conducts grant-funded research across nearly all ...

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 ...