Tells the stories of robots, future civilizations, a post-nuclear world, space travel, a dying astronaut, alien explorers, planet surveyors, and colonists of alien worlds

This giant volume combines two collections of the best science fiction stories from the fifties, sixties, and seventies, edited and with an introduction by the incomparable Isaac Asimov. These thrilling and sometimes frightening visions of the future include: • "The Last Question" by Isaac Asimov • "Who's There?" by Arthur C. Clarke • "Flowers for Algernon" by Daniel Keyes