The Longest Voyage - essay by Isaac Asimov The Burning of the Brain - short story by Cordwainer Smith Home the Hard Way - novelette by Richard McKenna Potential - short story by Robert Sheckley Bill for Delivery - short story by Christopher Anvil Story of a Curse - short story by Doris Pitkin Buck The Oceans Are Wide - novella by Frank M. Robinson Far Centaurus - short story by A. E. van Vogt The Ship Who Sang - novelette by Anne McCaffrey Avoidance Situation - novelette by James McConnell Chance Encounter - short story by A. Bertram Chandler Allamagoosa - short story by Eric Frank Russell Founding Father - short story by Isaac Asimov Wings Out of Shadow - novelette by Fred Saberhagen