For centuries the sudden disappearance of these people baffled historians. Summoned to a dark desert plateau by a desperate letter from an old friend, renowned investigator Mike Raglan is drawn into a world of mystery, violence, and explosive revelations. Crossing a border beyond the laws of man and nature, he will learn of the astonishing world of the Anasazi and discover the most extraordinary frontier ever encountered.

    E. van Vogt was one of the giants of the 1940s, the Golden Age of classic SF. Of his masterpieces, The World of Null-A is his most famous and most influential. Published in 1949 it was the first major trade SF hardcover, and has been in print in various editions ever since. The entire careers of Philip K. Dick, Keith Laumer, Alfred Bester, Charles Harness, and Philip Jose Farmer were created or influenced by The World of Null-A, and so it is required reading for anyone who wishes to know the canon of SF classics.It is the year 2650 and Earth has become a world of non-Aristotelianism, or Null-A. This is the story of Gilbert Gosseyn, who lives in that future world where the Games Machine, made up of twenty-five thousand electronic brains, sets the course of people's lives. Gosseyn isn't even sure of his own identity, but realizes he has some remarkable abilities and sets out to use them to discover who has made him a pawn in an interstellar plot.

    Falling in love with a beautiful young woman, he ultimately finds himself forced to choose between his lives in the present and the past.A story that will remain in the listener's memory, Time and Again is a remarkable blending of the troubled present and a nostalgic past, made vivid and extraordinarily moving by the images of a time that was ... and perhaps still is.

    Delany is one of the most acclaimed writers of speculative fiction. Babel-17, winner of the Nebula Award for best novel of the year, is a fascinating tale of a famous poet bent on deciphering a secret language that is the key to the enemy’s deadly force, a task that requires she travel with a splendidly improbable crew to the site of the next attack. For the first time, Babel-17 is published as the author intended with the short novel Empire Star, the tale of Comet Jo, a simple-minded teen thrust into a complex galaxy when he’s entrusted to carry a vital message to a distant world. Spellbinding and smart, both novels are testimony to Delany’s vast and singular talent.

    Overnight, the age of dinosaurs ended. The age of mammals had begun.But what if history had happened differently? What if the reptiles had survived to evolve intelligent life?In West of Eden, bestselling author Harry Harrison has created a rich, dramatic saga of a world where the descendents of the dinosaurs struggled with a clan of humans in a battle for survival.Here is the story of Kerrick, a young hunter who grows to manhood among the dinosaurs, escaping at last to rejoin his own kind. His knowledge of their strange customs makes him the humans' leader...and the dinosaurs' greatest enemy.Rivalling Frank Herbert's Dune in the majesty of its scope and conception, West of Eden is a monumental epic of love and savagery, bravery and hope.

    But Worlorn isn’t the world Dirk imagined, and Gwen Delvano is no longer the woman he once knew. She is bound to another man, and to a dying planet that is trapped in twilight. Gwen needs Dirk’s protection, and he will do anything to keep her safe, even if it means challenging the barbaric man who has claimed her. But an impenetrable veil of secrecy surrounds them all, and it’s becoming impossible for Dirk to distinguish between his allies and his enemies. In this dangerous triangle, one is hurtling toward escape, another toward revenge, and the last toward a brutal, untimely demise.

    In the chaos of wartime Marseille, American engineer - and occult disciple - Jack Parsons stumbles onto a clandestine anti-Nazi group, including surrealist theorist André Breton. In the strange games of the dissident diplomats, exiled revolutionaries, and avant-garde artists, Parsons finds and channels hope. But what he unwittingly unleashes is the power of dreams and nightmares, changing the war and the world forever.It's 1950. A lone surrealist fighter, Thibaut, walks a new, hallucinogenic Paris, where Nazis and the Resistance are trapped in unending conflict, and the streets are stalked by living images and texts - and by the forces of hell. To escape the city, he must join forces with Sam, an American photographer intent on recording the ruins, and make common cause with a powerful, enigmatic figure of chance and rebellion: the exquisite corpse.But Sam is being hunted. And new secrets will emerge that will test all their loyalties - to each other, to Paris old and new, and to reality itself.

    Disch as a major new force in science fiction. First published in 1965, it was immediately labeled a masterpiece reminiscent of the works of J.G. Ballard and H.G. Wells In this harrowing novel, the world's cities have been reduced to cinder and ash and alien plants have overtaken the earth.  The plants, able to grow the size of maples in only a month and eventually reach six hundred feet, have commandeered the world's soil and are sucking even the Great Lakes dry. In northern Minnesota, Anderson, an aging farmer armed with a Bible in one hand and a gun in the other, desperately leads the reduced citizenry of a small town in a daily struggle for meager existence. Throw into this fray Jeremiah Orville, a marauding outsider bent on a bizarre and private revenge, and the fight to live becomes a daunting task.

    Then the giant, forbidding Allanon revealed that the supposedly dead Warlock Lord was plotting to destroy the world. The sole weapon against this Power of Darkness was the Sword of Shannara, which could only be used by a true heir of Shannara--Shea being the last of the bloodline, upon whom all hope rested. Soon a Skull Bearer, dread minion of Evil, flew into the Vale, seeking to destroy Shea. To save the Vale, Shea fled, drawing the Skull Bearer after him....

    In 1633 Al-Shouf, a mother keeps demons at bay with the combined power of grief and music. In 1775 Paris, as social tensions come to a boil, a courtesan tries to save the woman she loves. In 1838 Georgia, a pregnant woman's desperate escape from slavery comes with a terrible price. In 1900 Ilocos Norte, a forest spirit helps a young girl defend her land from American occupiers. These gripping stories have been passed down through the generations, hidden between the lines of journal entries and love letters. Now 27 of today's finest authors – including Tananarive Due, Sofia Samatar, Ken Liu, Victor LaValle, Nnedi Okorafor, and Sabrina Vourvoulias – reveal the people whose lives have been pushed to the margins of history.

    Think you know the story of the O.K. Corral? Think again, as five-time Hugo winner Mike Resnick takes on his first steampunk western tale, and the West will never be the same.

    It is a search that will lead him into a world of magic and mystery beyond his comprehension, for his wild ride sets him on the trail of three women who are blessed—or cursed—to undertake an impossible mission of their own.Each of the three has secrets—from the world, from the two others, from herself. Each is followed by demons she can never escape. And all their destinies will be irrevocably linked in a far distant inn, when hunted and hunters finally meet. Karsh, the innkeeper, has no choice but to let the tangled drama unfold beneath his roof; his stable boy, Rosseth, is so mesmerized by the three cloaked women that he is soon finds a way to uncover what is perhaps their deepest secret; and Tikat continues his journey, refusing to let death bring an end to his love.But it is not until the once-powerful man who has called the three women joins their number that the true quest will begin. And this is a challenge that may claim all their lives before they are done. For he who has been their mentor in the past, he who has been the greatest of wizards, lingers now at the very edge of death. And only they can save him from the enemy who has brought this doom upon him, an enemy who is heir to all the ailing man’s magic, an enemy whom even Death has not been able to defeat…

    The new Thanatos is superbly competent, ends pain when he ends lives. But Satan is forging a trap for Luna, the woman Death loves.

    But twenty year-old socialite Sarah Stanton still dreams of becoming a hero. Her opportunity arrives in tragedy when the leader of the Society of Paragons, New York's greatest team of gentlemen adventurers, is murdered right before her eyes. To uncover the truth behind the assassination, Sarah joins forces with the amazing mechanical man known as The Automaton. Together they unmask a conspiracy at the heart of the Paragons that reveals the world of heroes and high-society is built on a crumbling foundation of greed and lies. When Sarah comes face to face with the megalomaniacal villain behind the murder, she must discover if she has the courage to sacrifice her life of privilege and save her clockwork friend.

    A young Puritan woman travels to the New World with her unwanted new husband. Alan Turing, the renowned mathematician and code breaker, writes letters to his best friend's mother. A Jewish refugee and professor of computer science struggles to reconnect with his increasingly detached wife. An isolated and traumatized young girl exchanges messages with an intelligent software program. A former Silicon Valley Wunderkind is imprisoned for creating illegal lifelike dolls.Each of these characters is attempting to communicate across gaps — to estranged spouses, lost friends, future readers, or a computer program that may or may not understand them. In dazzling and electrifying prose, Louisa Hall explores how the chasm between computer and human — shrinking rapidly with today's technological advances — echoes the gaps that exist between ordinary people. Though each speaks from a distinct place and moment in time, all five characters share the need to express themselves while simultaneously wondering if they will ever be heard, or understood.