Usually, comets are dormant blocks of rock and ice. They only wake up when they get close to a star. The intense heat causes ...

An interstellar comet changed its chemistry after passing the Sun, revealing hidden layers and a surprising mix of carbon ...

Ridley Scott's eight-part sci-fi masterpiece has emerged as the perfect weekend binge before it returns for its sophomore ...

Veteran actress Sigourney Weaver talks to Reuters about the enduring appeal of science fiction classic "Alien" and her role ...

More stories by Kevin P. Details about Steven Spielberg's latest are trickling out, and there's a good reason for that. The film legend took the stage in Las Vegas at CinemaCon with one of his stars, ...