Tolkien s On Fairy-Stories is an important treatise on the poetics of fantasy.

Using the real world as its starting,the scientific fantasy subject creates the alternative,radical,different and hypothetical world,which were inspired by the conventions and science.

Science fiction is peculiar imagination with creation, it not only guess development of science and dipict future of the science ,but also enlight the scientific worker, the limit of realism prejudice are broken through and giant success will be accomplis

And the term "science fiction" itself sounds somehow strange when we think over the contrasting features of science, commonly understood as systematic and precise investigation and study of the world around us, and those of fiction, generally conceived as something created by writers based on sheer imagination.

Fantasy literature gradually comes into our view with the "wave of fantasy".

This paper discusses the nature of human beings in fantasy literature, illustrates this new style and is helpful for readers to understand the human nature.

Fantasy or Reality: A Study of E.B.White s Three Works;

And the discussion on noticeable phenomena such as the fantasy has strongly animated the creation and theory construction of Chinese children′s literature.