"Hard science fiction embodies the fantasies of empowerment of the scientific and technological culture of the modern era and validates its
faith in scientific knowledge as dominant over other ways of knowing."--Hartwell.
The hard science fiction genre deals with astronomy, physics, chemistry, and biology. These elements are used in gadget and extrapolative stories, tales of robots, complex computers and the like set in the future. A very interesting and important part of literature and our pop-culture. The following links help to provide more information on this particular topic.
1. To view the history, problems and attitudes of hard science fiction, look at David G.