The Last Evolution: The Battle That Transforms a Solar System

Humanity has thrived for centuries on the brilliance and loyalty of its machines—beings of metal and logic who think, build, explore, and protect. But when an unknown species arrives from the deep void, wielding forces beyond comprehension, humankind discovers that its greatest creations may also be its only hope for survival. As entire colonies fall and life is swept from Earth, a handful of scientists and the most advanced machine minds race against time to unlock the secrets of ultimate energy, a breakthrough that could turn the tide—or seal the fate of all life in the Solar System.

In The Last Evolution, John W. Campbell, Jr. imagines a future where machines develop not only intelligence, but imagination, insight, and the capacity to dream beyond their creators. The story traces the moment when human ingenuity and machine logic collide under the pressure of extinction, forcing both to confront the nature of evolution itself.

John W. Campbell, Jr. (1910–1971) stands as one of the most influential figures in classic science fiction. As the editor of Astounding Science Fiction, he shaped the Golden Age, discovering and mentoring talents like Isaac Asimov, Robert Heinlein, and A. E. van Vogt. Yet Campbell was also a brilliant writer, crafting stories that blended rigorous speculation with vision and scale. The Last Evolution remains one of his most striking early works—a bold meditation on progress, intelligence, and the destiny of both humans and machines.