"It is often said that science fiction is the literature of change. When a culture is undergoing a lot of changes due to scientific advances and technological developments, and expects to undergo more" (Treitel 1). A large part of science fiction appeal lies in its ability to convince the audience of the believability of the world it portrays (Fuller 1). "Science fiction looks backward as much as forward and its usefulness lays not so much in predicting the actual future as in exploring our reaction to possible futures" (Marvel 2). Fantasy and other realities are sometimes included in science fiction. In American literature many writers expressed their ideas of future advances in technology, events or future events, society and future societies in imaginative stories, poems, periodicals, films, and ....

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Number Of Words: 863

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