A collection of twenty classic short stories by Isaac Asimov, author of the Foundation series, featuring the definitive version of "Nightfall". From one of history's most influential writers of science fiction comes this collection of twenty short works of fiction, arranged in order of publication from 1941 to 1967. Compiled by Asimov himself, who prefaced each story with an introduction.

Nightfall -- Green patches -- Hostess -- Breeds there a man...? -- C-chute -- In a good cause- -- What if- -- Sally -- Flies -- Nobody here but -- It's such a beautiful day -- Strikebreaker -- Insert knob A in hole B -- The up-to-date sorcerer -- Unto the fourth generation -- What is this thing called love? -- The machine that won the war -- My son, the physicist -- Eyes do more than see -- Segregationist.