Sagan told Zemeckis that the Michael J. Fox movie featured the best time-travel scientific theory he’d seen in a movie. “I didn’t tell him I took it from H.G. Wells,” the director ...

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 ...

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 ...

Astronomers have detected a 'coherent' radio signal from a distant planet, reigniting hope for the existence of ...