The Machine Stops, Hardcover/E. M. Forster

First published in 1909, Forster's short science fiction work, "The Machine Stops," posits a technology-dependent humanity now living underground, its every need serviced by machines. But what happens if--or when--the machines stop? "The Machine Stops" was named one of the greatest science fiction novellas published before 1965 by the Science Fiction Writers of America.