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Science fiction (often called sci-fi or SF) is a popular genre of fiction in which the narrative world differs from our own present or historical reality in least one significant way.[1] This difference may be technological, physical, historical, sociological, philosophical, metaphysical, etc, but not magical or supernatural (see Fantasy). Exploring the consequences of such differences (asking "What if...?"[2]) is the traditional purpose of science fiction, but there are also many SF works in which an exotically alien setting is superimposed upon what would otherwise be an non-SF tale.
A science-fiction story may be firmly rooted in real scientific ......read all related info... |