David Gerrold

A computer, raised by humans, believes that he is himself human.Nominated for Nebula Award for Best Novel in 1972.Nominated for Hugo Award for Best Novel in 1973.

This classic work of science fiction is widely considered to be the ultimate time-travel novel. When Daniel Eakins inherits a time machine, he soon realizes that he has...

McCarthy was drafted from his college biology studies and became a member of the Special Forces. Then he is given the opportunity to contact the Chtorr, but when a...

As tenacious aliens transform the war torn Earth into a replica of their own terrifying world, a handful of scientists, soldiers, and citizens prepares to fight back.

With the human population ravaged by a series of devastating plagues, the alien Chtorr arrive to begin the final phase of their invasion. Even as many on Earth deny...