This work investigates the historical evolution and thematic foundations of science fiction as a distinct literary genre. Brian W. Aldiss, a prominent author and critic, utilizes his extensive knowledge of the field to trace the origins of science fiction from its Gothic roots to its modern manifestations. He argues that the genre is fundamentally concerned with the human condition in the face of scientific and technological change, providing a comprehensive framework for understanding its development.

This text is widely regarded as a foundational piece of critical scholarship within the field of science fiction studies. Its dense, analytical approach provides a rigorous historical context that remains relevant for students and enthusiasts of the genre.