A 1993 shooting script, the 1994 film and Stargate SG-1 each tell a different story about who Ra really was, and the series kept rewriting him for years.

For a long time, aliens in movies had something reassuringly familiar about them. Even when they arrived from distant galaxies, they tended to stand upright, speak (or at least gesture) like us, and ...

From the '80s horror film The Thing to the modern masterpiece Project Hail Mary, these are the greatest sci-fi movies that ...