McHugh established herself as one of the decade's best science fiction writers. In its pages, we enter a post-revolution America, moving from the hyper-urbanized eastern seaboard to the Arctic bleakness of Baffin Island; from the new Imperial City to an agricultural commune on Mars. The overlapping lives of cyber-kite fliers, lonely colonists, illicit neural-pressball players, and organic engineers blend into a powerful, taut story of a young man's journey of discovery. This is a macroscopic world of microscopic intensity, one of the most brilliant visions of modern SF.

    Aral and Cordelia survive countless mishaps while their mutual admiration and even stronger feelings emerge.

    For the first time in one volume: every word Bruce Sterling has ever written on the Shapers-Mechanists Universe.In the last decade, Sterling has emerged a pioneer of crucial, cutting-edge science fiction. Now Ace Books is proud to offer Sterling's stunning world of the Schismatrix--where Shaper revolutionaries struggle against aristocratic Mechanists for ultimate control of man's destiny. This volume includes the classic full-length novel, Schismatrix, plus thousands of words of mind-bending short fiction.

    Sweeping, dramatic, rich with humanity, and rigorous in its science, Where Late the Sweet Birds Sang is widely regarded as a high point of both humanistic and hard SF, winning SF's Hugo Award and Locus Award on its first publication.

    Trapped in 1877, a historian writes an account of an alternative history of America in which the South won the Civil War. Living in this alternative timeline, he was determined to change events at Gettysburg.When he's offered the chance to return to that fateful turning point his actions change history as he knows it, leaving him in an all too familiar past.

    They all flared into brilliance at once, then disappeared, replaced by a flat, empty black barrier. He and his best friends, Jason and Diane Lawton, had seen what became known as the Big Blackout. It would shape their lives.Life on Earth is about to get much, much stranger.

    One survivor, strangely immune to the effects of the epidemic, ventures forward to experience a world without man. What he ultimately discovers will prove far more astonishing than anything he'd either dreaded or hoped for.

    That single tragedy set off a whole series of events, resulting in the Spanish Armada's defeat of England and subsequent demise of Protestantism. Now it's the 20th century, and the Church of Rome reigns supreme. People live a pastoral existence of guilds and farming, with technology held back to the level of the steam locomotive and primitive radio. Still, science cannot be held back forever...a revolution is building.

    But the journey has a terrible cost. It alters not only the future but the "present" in which we live.A century after the publication of H. G. Wells' immortal The Time Machine, Stephen Baxter, today's most acclaimed new "hard SF" author, and the acknowledged Clarke, returns to the distant conflict between the Eloi and the Morlocks in a story that is at once an exciting expansion, and a radical departure based on the astonishing new understandings of quantum physics.

    But now Cobb is just an aging alcoholic waiting to die, and the big boppers are threatening to absorb all of the little boppers--and eventually every human--into a giant, melded consciousness. Some of the little boppers aren't too keen on the idea, and a full-scale robot revolt is underway on the moon (where the boppers live). Meanwhile, bopper Ralph Numbers wants to give Cobb immortality by letting a big bopper slice up his brain and tape his "software." It seems like a good idea to Cobb.

    Centuries later, she is resurrected -- by miraculously powerful unearthly beings, the Oankali. Driven by an irresistible need to heal others, the Oankali are rescuing our dying planet by merging genetically with mankind. But Lilith and all humanity must now share the world with uncanny, unimaginably alien creatures: their own children. This is their story...

    A daring bank robbery has taken place at Hayek Associates -- a dot-com start-up company that's just floated onto the London stock exchange. But this crime may be a bit beyond Smith's expertise.The prime suspects are a band of marauding orcs with a dragon in tow for fire support. The bank is located within the virtual land of Avalon Four, and the robbery was supposed to be impossible. When word gets out, Hayek Associates and all its virtual "economies" are going to crash hard.For Smith, the investigation seems pointless. But the deeper she digs, the bigger the case gets. There are powerful players -- both real and pixilated -- who are watching her every move. Because there is far more at stake than just some game-head's fantasy financial security . . .

    The vital foodstuffs supplied by its Martian colony are being poisoned. Working in secret, the ruling Council of Science sends David Starr, its youngest member, to the Martian farmlands to discover the truth behind the murders...

    On this planet far away in space and time from the world of her youth, she has lived and loved, weathered the death of her husband, raised her one surviving child, lovingly tended her garden, and grown placidly old. And it is here that she fully expects to finish out her days–until the shifting corporate fortunes of the Sims Bancorp Company dictates that Colony 3245.12 is to be disbanded, its residents shipped off, deep in cryo-sleep, to somewhere new and strange and not of their choosing. But while her fellow colonists grudgingly anticipate a difficult readjustment on some distant world, Ofelia savors the promise of a golden opportunity. Not starting over in the hurly-burly of a new community... but closing out her life in blissful solitude, in the place she has no intention of leaving. A population of one.With everything she needs to sustain her, and her independent spirit to buoy her, Ofelia actually does start life over–for the first time on her own terms: free of the demands, the judgments, and the petty tyrannies of others. But when a reconnaissance ship returns to her idyllic domain, and its crew is mysteriously slaughtered, Ofelia realizes she is not the sole inhabitant of her paradise after all. And, when the inevitable time of first contact finally arrives, she will find her life changed yet again–in ways she could never have imagined...

    Most importantly, Joanna Russ's THE FEMALE MAN is a suspenseful, surprising and darkly witty chronicle of what happens when Jeannine, Janet, Joanna, and Jael—four alternative selves from drastically different realities—meet.