Impossible Things: Four Classic Tales (Paperback) (ISBN-13: 9781434417138)

Impossible Things is a collection of science fiction short stories by Clifford D. Simak, showcasing his signature blend of thoughtful speculation, human warmth, and philosophical depth. Simak explores themes such as time travel, artificial intelligence, and humanity's place in the cosmos. His stories often highlight the beauty of rural life and the enduring nature of human values, even in futuristic or alien settings. This collection captures Simak's ability to make the extraordinary feel personal and grounded.

Included are: "The World That Couldn't Be," "The Street That Wasn't There," "Hellhounds of the Cosmos," and "Project Mastodon."