The war for a million Earths spreads to an alternate eighteenth century in the second book of the epic science fiction series the Timeline Wars John Barnes has

This encyclopedia is the most up-to-date, concise, clear and affordable guide to all aspects of science fiction, from its background to generic themes and devic

THINK ABOUT HISTORY. NOW MAKE IT WORSE . . . The Domination of the Draka begins as a British possession in Africa, but soon becomes far more. Absorbing refugees

First in the series blending alternate history, time travel, and detective thriller, from a Nebula and Hugo Award nominee. There are a million different Earths

The world of science fiction has been a porthole into the realities of tomorrow blurring the line-between life and art. This book explores ideas of a new world.