In a future wracked by environmental catastrophe and social instability, physicist John Renfrew devises a plan to use tachyons - strange, time-traveling particles - to send a warning to the past....

When the healer Snake was summoned, she traveled the blasted landscape with her three serpents....

On the surface, this Hugo and Nebula Award-winning classic is about a drifter who comes to stay in a New Mexico commune founded by a group of deaf-blind people....

Shara Drummond was a gifted dancer and a brilliant choreographer, but she could not pursue her dream of dancing on Earth....

William Mandella is a soldier in Earth's elite brigade....

At first, only a few things are known about the celestial object that astronomers dub Rama. It is huge, weighing more than ten trillion tons....

Set in the distant future, A Time of Changes examines a society in which the self is to be despised. The baring of personal thoughts and feelings represents the most heinous crime....

Welcome to Ringworld, an intermediate step between Dyson Spheres and planets....

Set on a desert planet, Dune is the story of Paul Atreides, who would become the mysterious Maud'dib, avenge a plot against his family, and bring to fruition humankind's most ancient dream....