The literary genre of science fiction is diverse, and its exact definition remains a contested question among both scholars and devotees. This lack of...

This is a timeline of science fiction as a literary tradition. While the date of the start of science fiction is debated, this list includes a range of...

Science fiction (sometimes shortened to SF or sci-fi) is a genre of speculative fiction, which typically deals with imaginative and futuristic concepts...

Science fiction first appeared in television programming in the late 1930s, during what is called the Golden Age of Science Fiction. Special effects and...

Science fiction in Spanish-language literature has its roots in authors such as Antonio de Guevara with The Golden Book of Marcus Aurelius (1527), Miguel...

themes in speculative fiction include lesbian, gay, bisexual, or transgender (LGBT) themes in science fiction, fantasy, horror fiction and related genres...

time travel concept. Time travel is a common theme and plot device in science fiction films. The list below covers films for which time travel is central...

posthumously in 1997. By 1955, Walter M. Miller Jr. had published over 30 science fiction short stories in such magazines as Astounding Science Fiction, Amazing...

Apocalyptic and post-apocalyptic fiction is a subgenre of science fiction in which the Earth's (or another planet's) civilization is collapsing or has...

Venus has been used as a setting in fiction since before the 19th century. Its opaque cloud cover gave science fiction writers free rein to speculate on...