The only problem is that the Confederacion needs him as one of its twelve Prime Operators for its secret service, the TBII. The TBII wants him as a spy, thief & assassin. It's not, of course, a problem for the Confederacion, which simply uses immersion therapy & hypnotic personality overlay for Otto's training, then sends him out in deep cover, encased in plastiflesh, on a variety of dangerous missions on a number of bizarre worlds. But for him, it's a different matter: what he has to witness & what he's forced to do take a terrible toll. Always he returns to his original self--his conscience stabbed by the memory of all those he'd killed in the service of interstellar harmony.

    The sole legacy of that war was the weapon that ended it: the death machines, the BERSERKERS. Guided by self-aware computers more intelligent than any human, these world-sized battlecraft carved a swath of death through the galaxy--until they arrived at the outskirts of the fledgling Empire of Man.These are the stories of the frail creatures who must meet this monstrous and implacable enemy--and who, by fighting it to a standstill, become the saviors of all living things.

    Now, with the entire city corrupted -from the people to the very buildings they inhabit- only the most wretched sort of existence remains. For security operative Tanner Mirabel, it is the landscape of nightmares through which he searches for a low-life postmortal killer. But the stakes are raised when his search brings him face to face with a centuries-old atrocity that history would rather forget.

    Now Schoken Associates, one of the big players, has a new challenge for star copywriter Mitch Courtenay. Volunteers are needed to colonise Venus. It's a hellhole, and nobody who knew anything about it would dream of signing up. But by the time Mitch has finished, they will be queuing to get on board the spaceships.Biographical NotesPohl and Kornbluth started writing together as early as 1940, although both authors produced a wide variety of stories separately, under their own names and pseudonyms.Each wrote sections, starting where the other left off, and through long experience they developed an almost telepathic awareness of each other's intentions.

    The Arisians, using advanced mental technology, have foreseen the invasion of their galaxy by the corrupt and evil Eddorians, so they begin a breeding program on every planet in their universe. Their goal...to produce super warriors who can hold off the invading Eddorians.

    the Oversoul watches Its task. programmed so many millennia ago. is to guard the human settlement on this planet-. -to protect this fragile remnant of Earth from all threats. To protect them. most of all. from themselves. The Oversoul has done its job well. There is no war on Harmony. There are no weapons of mass destruction. There is no technology that could lead to weapons of war. By control of the data banks. and subtle interference in the very thoughts of the people. the artificial intelligence has fulfilled its mission. But now there is a problem. In orbit. the Oversoul realizes that it has lost access to some of its memory banks. and some of its power systems are failing. And on the planet. men are beginning to think about power. wealth. and conquest.

    Now humans must confront this deadly expansion. Tchicaya, aboard a starship trawling the border of the vacuum, has allied himself with the Yielders-- those determined to study the vacuum while allowing it to grow unchecked. But when his fiery first love, Mariama, reenters his life on the side of the Preservationists-- those working to halt and destroy the vacuum-- Tchicaya finds himself struggling with an inner turmoil he has known since childhood.However, in the center of the vacuum, something is developing that neither Tchicaya and the Yielders nor Mariama and the Preservationists could ever have imagined possible: life.

    Rails must be freshly laid ahead of the city & carefully removed in its wake. Rivers & mountains present nearly insurmountable challenges to the ingenuity of the city's engineers. But if the city does not move, it will fall farther & farther behind the optimum & into the crushing gravitational field that has transformed life on Earth. The only alternative to progress is death. The secret directorate that governs the city makes sure that its inhabitants know nothing of this. Raised in common in creches, nurtured on synthetic food, prevented above all from venturing outside the closed circuit of the city, they're carefully sheltered from the dire necessities that have come to define human existence. Yet the city is in crisis. People are growing restive. The population is dwindling. The rulers know that, for all their efforts, slowly but surely the city is slipping ever farther behind the optimum. Helward Mann is a member of the city's elite. Better than anyone, he knows how tenuous is the city's continued existence. But the world he's about to discover is infinitely stranger than the strange world he believes he knows so well.

    It is said a race of shapeshifters once lived here, only to perish when men came. But one man believes they can still be found, somewhere in the back of the beyond.In The Fifth Head of Cerberus, Wolfe skillfully interweaves three bizarre tales to create a mesmerizing pattern: the harrowing account of the son of a mad genius who discovers his hideous heritage; a young man's mythic dreamquest for his darker half; the bizarre chronicle of a scientists' nightmarish imprisonment. Like an intricate, braided knot, the pattern at last unfolds to reveal astonishing truths about this strange and savage alien landscape.

    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.

    The ultimate warriors, they are known for their deadly rages, unbreakable honor, and fierce independence. No man rules the Dorsai, but their mastery of the art of war has made them the most valuable mercenaries in the known universe. Donal Graeme is Dorsai, taller and harder than any ordinary man. But he is different as well, with talents that maze even his fellow Dorsai. And once he ventures out into the stars, the future will never be the same.

    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...

    Murdoc Jern, gem trader, finds that possession of the stone has led him to the center of a web of intrigue and murder.With his companion Eet, an inscrutable feline mutant with phenomenal ESP powers, he is hunted through space, coming finally to a long forgotten planet inhabited by apelike "sniffers." There, facing the predatory sniffers, the antagonistic Patrol and the laser-guns of the Thieves' Guild, Murdoc must seek the source of the Zero Stone and bargain for his right to pursue his destiny as a free man.

    Each sought his own brand of happiness. But none could have guessed what awaited them. Not even in a million years....

    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.