Alien invasions are a staple of fiction, but many of the reasons given for attacking Earth fall apart under basic scrutiny. A civilization capable of crossing interstellar space would not need our ...

Science fiction is an expansive genre that encompasses many different kinds of stories, all in one way or another centered on technology.There are science fiction films about alien technology, ...

Often remade, often imitated, 'Invasion of the Body Snatchers,' 70 this month, touched a nerve. Here's why ...