Collection of Known Space stories by Larry Niven. Includes the novels World of Ptavvs and A Gift From Earth, and the stories of Tales of Known Space with Madness Has Its Place replacing The Borderland of Sol.
- The Jigsaw Man, 1967: Chilling implications of human organ transplant technology.
- The Warriors, 1966: Man's first encounter with aliens of Kzinti species. Kzinti's have vastly superior technology, but heroic men beat them in the little war in deep space!
- How the Heroes Die, 1966: Only one of the two men can live.
- Intent to Deceive, 1968: A software bug creates major chaos at a fully automated restaurant.
- Becalmed in Hell, 1965: An accident on Venus.
- At the Bottom of a Hole, 1966: Human explorers to Mars are killed by the natives.
- Wait it Out, 1968: An accident on Pluto puts a man in natural semi-stasis, awaiting & hoping eventual rescue.
- Eye of an Octopus, 1966: Humans dig up a Martian's grave.
- The Coldest Place, 1964: Hunt for alien creatures on "the dark side of" Mercury.
- Safe at Any Speed, 1967: A man is eaten by a huge bird along with his air car, & survives! On an new colony world.
- There Is a Tide, 1968: An alien cons a human on an extra-Sol world, & regrets because of an unexpected development.
- Cloak of Anarchy, 1972: An experiment in an anarchy-based society where there is no government.
- Madness Has Its Place, 1990.
All of the short stories take place in the Known Space Universe.