Butler wrote a sequel to the novel, Erewhon Revisited.

    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.

    Newton is an extraterrestrial who goes to Earth on a desperate mission of mercy. But instead of aid, Newton discovers loneliness and despair that ultimately ends in tragedy.

    Ballard's mesmerizing and ferociously prescient novel imagines a terrifying future in which solar radiation and global warming have melted the polar ice caps and Triassic-era jungles have overrun a submerged and tropical London. Set during the year 2145, the novel follows biologist Dr. Robert Kerans and his team of scientists as they confront a surreal cityscape populated by giant iguanas, albino alligators, and endless swarms of malarial insects. Nature has swallowed all but a few remnants of human civilization, and, slowly, Kerans and his companions are transformed—both physically and psychologically—by this prehistoric environment. Echoing Joseph Conrad's Heart of Darkness—complete with a mad white hunter and his hordes of native soldiers—this "powerful and beautifully clear" (Brian Aldiss) work becomes a thrilling adventure and a haunting examination of the effects of environmental collapse on the human mind.

    First published in 1966, Harrison's novel of an overpopulated urban jungle, a divided class system—operating within an atmosphere of riots, food shortages, and senseless acts of violence—and a desperate hunt for the truth by a cynical NYC detective tells a classic tale of a dark future.

    It is a tale of a culture whose family structures are based on the presence of two men for every woman, leading to novel forms of marriage and family. It is the story of the disparate people, a computer technician, a vigorous young female agitator, and an elderly academic who become the movement's leaders, and of Mike, the supercomputer whose sentience is known only to the revolt's inner circle, who for reasons of his own is committed to the revolution's ultimate success.

    Two men while away the days in an Antarctic research station. Tensions between them build as they argue over a love-letter one of them has received. One is practical and open. The other surly, superior and obsessed with reading one book - by the philosopher Kant. As a storm brews and they lose contact with the outside world they debate Kant, reality and the emptiness of the universe. The come to hate each other, and they learn that they are not alone.

    With intriguing portraits of Percy Bysshe Shelley and Lord Byron, the novel offers a vision of the future that expresses a reaction against Romanticism, and demonstrates the failure of the imagination and of art to redeem the doomed characters.

    This is the story of a lie that became the most powerful kind of truth. A timeless novel as urgently compelling as War Day or Alas, Babylon, David Brin's The Postman is the dramatically moving saga of a man who rekindled the spirit of America through the power of a dream, from a modern master of science fiction.He was a survivor--a wanderer who traded tales for food and shelter in the dark and savage aftermath of a devastating war. Fate touches him one chill winter's day when he borrows the jacket of a long-dead postal worker to protect himself from the cold. The old, worn uniform still has power as a symbol of hope, and with it he begins to weave his greatest tale, of a nation on the road to recovery.

    In love with a beautiful woman, Rush journeys far and learns much. Taken into the society of Dr. Boots's List, attached to the old mysteries, Rush grows closer to a sainthood he could never have imagined.

    The story was called "Nightfall", and many years later it has long been recognized as a classic, its author a legend. Now, the Gran Master of Science Fiction teams with Robert Silverberg, one of the field's top award-winning authors, to explore and expand an apocalyptic tale that is more spellbinding today than ever before -- Nightfall: The Novel.Imagine living on a planet with six suns that never experiences Darkness. Imagine never having seen the Stars. Then, one by one the suns start to set, gradually leading into Darkness for the first time ever. Kalgash is a world on the edge of chaos, torn between the madness of religious fanaticism and the unyielding rationalism of scientists. Lurking beneath it all is a collective, instinctual fear of the Darkness. For Kalgash knows only the perpetual light of day; to its inhabitants, a gathering twilight portends unspeakable horror. And only a handful of people on the planet are prepared to face the truth, their six suns are setting all at once for the first time in over two thousand years, signaling the end of civilization as it explodes in the awesome splendor of Nightfall.Encompassing the psychology of disaster, the tenacity of the human spirit, and, ultimately, the regenerative power of hope, Nightfall is a tale rich in character and suspense that only the unique collaboration of Isaac Asimov and Robert Silverberg could create.

    A dystopian novel about the terrible oppressions of an American oligarchy at the beginning of the Twentieth Century, and the struggles of a socialist revolutionary movement.

    This volume includes the titles Dune, Dune Messiah and Children of Dune.

    The Stars My Destination is a classic of technological prophecy and timeless narrative enchantment by an acknowledged master of science fiction.

    Hugh Conway saw humanity at its worst while fighting in the trenches of the First World War. Now, more than a decade later, Conway is a British diplomat serving in Afghanistan and facing war yet again—this time, a civil conflict forces him to flee the country by plane.   When his plane crashes high in the Himalayas, Conway and the other survivors are found by a mysterious guide and led to a breathtaking discovery: the hidden valley of Shangri-La.   Kept secret from the world for more than two hundred years, Shangri-La is like paradise—a place whose inhabitants live for centuries amid the peace and harmony of the fertile valley. But when the leader of the Shangri-La monastery falls ill, Conway and the others must face the daunting prospect of returning home to a world about to be torn open by war.   Thrilling and timeless, Lost Horizon is a masterpiece of modern fiction, and one of the most enduring classics of the twentieth century.