An alternate history that posits a Southern victory in the American Civil War, leading to a reconstructed North living in the shadow of a Southern empire.
Unknown events bring together four women from four alternate timelines; the results are startling, outrageous, radical, and subversive.
By the time he was named the third Science Fiction Grand Master in 1977, Clifford D. Simak had already been …
A time-traveling vigilante named Mister Justice takes evidence from the past to condemn criminals in the future; the government uses a young superboy to take him down.
When Tom Carmody wins an intergalactic sweepstakes, the trouble isn’t collecting it–the trouble is the odyssey to get home after he’s picked up his Prize…
A modern black woman is repeatedly transported back to Maryland’s antebellum, slave-owning past in order to save the white progenitor of her family line.
1970s-era scientist is thrust forward in time into the mind of a organic computer, living a verdant future where primitive humans are losing ground to their evolutionary adversaries—the Birds.
A lengthy look at a rest and recuperation center for soldiers fighting a war across the time-streams. A unique Hugo winner closer to a stage play than a novel.
A small army of dead soldiers from the World Wars is recruited into a war between two alternate futures, to determine which future has the right to exist. Pulpy action funtime go!
A 1980s-era man is deposited in a future so advanced and decadent that its inhabitants have nothing better to do than reconstruct (with some accuracy) ancient cities to hold their social events.
Hardboiled time cop is stranded in a time loop during the age of dinosaurs, and has to untangle a muddled web of intrigue and time paradoxes to get home alive.