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Science fiction is "a literary genre whose necessary and sufficient conditions are the presence and interaction of estrangement and cognition, and whose main formal device is an imaginative framework alternative to the author's empirical environment." [ 6 ][ 26 ] Thomas M. Disch. 1973.
Space exploration, as predicted in August 1958 by the science fiction magazine Imagination. Science fiction (sometimes shortened to SF or sci-fi) is a genre of speculative fiction, which typically deals with imaginative and futuristic concepts such as advanced science and technology, space exploration, time travel, parallel universes, and extraterrestrial life.
Computer simulation of the Earth's magnetic field in a period of normal polarity between reversals [2] Geophysics (/ ˌdʒiːoʊˈfɪzɪks /) is a subject of natural science concerned with the physical processes and physical properties of the Earth and its surrounding space environment, and the use of quantitative methods for their analysis.
The overwhelming majority of fiction is set on or features the Earth, as the only planet home to humans or known to have life. This also holds true of science fiction, despite perceptions to the contrary. Works that focus specifically on Earth may do so holistically, treating the planet as one semi-biological entity.
The following outline is provided as an overview of and topical guide to science fiction: Science fiction – a genre of fiction dealing with the impact of imagined innovations in science or technology, often in a futuristic setting. [1][2][3] Exploring the consequences of such innovations is the traditional purpose of science fiction, making ...
Subterranean fiction is a subgenre of speculative fiction, science fiction, or fantasy which focuses on fictional underground settings, sometimes at the center of the Earth or otherwise deep below the surface. The genre is based on, and has in turn influenced, the Hollow Earth theory. The earliest works in the genre were Enlightenment -era ...
The historical development of geophysics has been motivated by two factors. One of these is the research curiosity of humankind related to planet Earth and its several components, its events and its problems. The second is economical usage of Earth's resources (ore deposits, petroleum, water resources, etc.) and Earth-related hazards such as ...
Megacity. Pastoral science fiction —science fiction set in rural, bucolic, or agrarian worlds, either on Earth or on Earth-like planets, in which advanced technologies are downplayed. Seasteading and ocean colonization. Pirate utopia. Reality Television. Space colonization. Colonization of the Moon. Ecumenopolis. Pantropy.