Mr Darcy’s Reviews > Sci-Fi Chronicles: A Visual History of the Galaxy's Greatest Science Fiction > Status Update

The fundamental difference between science fiction and the other “fantastical genres" of fantasy and horror is this: the basis for the fiction is one of rationality. The sciences this rationality generates can be speculative, largely erroneous, or even impossible, but explanations are, nevertheless, generated through a materialistic worldview. The supernatural is not invoked.