Contents (view Concise Listing)

• 13 • The Vitanuls • (1967) • short story by John Brunner
• 35 • The Cold Equations • [Cold Equations (Godwin)] • (1954) • novelette by Tom Godwin
• 63 • Now Let Us Sleep • (1957) • short story by Avram Davidson
• 77 • The Windows in Dante's Hell • [Urban Nucleus] • (1973) • short story by Michael Bishop
• 95 • Transit of Earth • (1971) • short story by Arthur C. Clarke
• 111 • Knowing Her • (1977) • short story by Gregory Benford
• 123 • Time of Passage • (1964) • short story by J. G. Ballard
• 137 • In re Glover • (1972) • short story by Leonard Tushnet
• 147 • A Time to Live • (1977) • short story by Joe Haldeman
• 157 • The Problem of Pain • [Avalon (Technic Civilization)] • (1973) • novelette by Poul Anderson
• 179 • The Engine at Heartspring's Center • (1974) • short story by Roger Zelazny
• 189 • Eternity Lost • (1949) • novelette by Clifford D. Simak
• 217 • The Last Lonely Man • (1964) • short story by John Brunner
• 235 • Dio • (1957) • novelette by Damon Knight
• 273 • The Custodian • (1953) • novelette by William Tenn