Overarching Themes
See also: Science fiction genre- Cosmology
- Creation of the Universe
- The future
- History
- Alternate history
- Historical cycles: history repeating itself (either on long or short scales)
- Scientific prediction of the future (e.g. psychohistory)
- Secret history
- Language
- Alien languages (e.g. Klingon, Huttese)
- All humans speaking one language (possibly Esperanto)
- Current human languages evolving/splitting
- The Sapir–Whorf Hypothesis being strongly true (e.g. Babel 17, The Languages of Pao)
- Universal translators (e.g. Babel fish)
- Military science fiction: strategy, weapons, ranks, technologies
- Ray guns
- Space warfare
- Omega Point
- Parallel worlds or universes.
- There is a space based civilization variant of this theme. This plot device allows writers to write soft science fiction while accounting for the lack of technological advancement and thus similarity to the present day.
- Quantum suicide and immortality
- Religious ideas in science fiction
- Sci fantasy
- Sci horror
- Sex and sexuality (including gender roles, polygamy, human sexuality and procreation)
- LGBT themes
- Gender
- Reproduction and pregnancy
- Nudity
- Sociology and sociobiology
- Space Opera
Read more about this topic: List Of Science Fiction Themes
Famous quotes containing the word themes:
“I suppose you think that persons who are as old as your father and myself are always thinking about very grave things, but I know that we are meditating the same old themes that we did when we were ten years old, only we go more gravely about it.”
—Henry David Thoreau (1817–1862)