When Daniel Eakins inherits a time machine, he soon realizes that he has enormous power to shape the course of history. He can foil terrorists, prevent assassinations, or just make some fast money at the racetrack. And if he doesn't like the results of the change, he can simply go back in time and talk himself out of making it! But Dan soon finds that there are limits to his powers and forces beyond his control.

    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.

    Clarke In a moving story of sacrifice and triumph, human scientists establish a relationship with intelligent lifeforms--the cheela--living on Dragon's Egg, a neutron star where one Earth hour is equivalent to hundreds of their years. The cheela culturally evolve from savagery to the discovery of science, and for a brief time, men are their diligent teachers.Praise for Dragon's Egg"Bob Forward writes in the tradition of Hal Clement's Mission of Gravity and carries it a giant step (how else?) forward."--Isaac Asimov "Dragon's Egg is superb. I couldn't have written it; it required too much real physics."--Larry Niven "This is one for the real science-fiction fan."--Frank Herbert"Robert L. Forward tells a good story and asks a profound question. If we run into a race of creatures who live a hundred years while we live an hour, what can they say to us or we to them?"--Freeman J. Dyson"Forward has impeccable scientific credentials, and . . . big, original, speculative ideas."--The Washington Post

    He makes his characters out of mathematical formulae and simple cellular structures. They disport themselves among galaxies, experience the solidification of planets, move from aquatic to terrestrial existence, play games with hydrogen atoms, and even have a love life.During the course of these stories Calvino toys with continuous creation, the transformation of matter, and the expanding and contracting reaches of space and time. He succeeds in relating complex scientific concepts to the ordinary reactions of common humanity.William Weaver's excellent translation won a National Book Award in 1969“Naturally, we were all there," old Qfwfq said, "where else could we have been? Nobody knew then that there could be space. Or time either: what use did we have for time, packed in there like sardines?”The distance of the moon --At daybreak --A sign in space --All at one point --Without colors --Games without end --The aquatic uncle --How much shall we bet? --The dinosaurs --The form of space --The light-years --The spiral.

    They called him Charlie. He had big eyes, abundant body hair and fairly long nostrils. His skeletal body was found clad in a bright red spacesuit, hidden in a rocky grave. They didn't know who he was, how he got there, or what had killed him. All they knew was that his corpse was 50,000 years old; and that meant that this man had somehow lived long before he ever could have existed!

    Winner of the Nebula Award. Reprint.

    Ordered to destroy the comet, he instead discovers that it is actually the shell of a derelict space probe - a wreck with just enough power to emit a single electronic signal...2034: Then a reply is heard. Searching for the source of this signal that comes from outside the solar system, Nigel discovers the existence of a sentient ship. When the new vessel begins to communicate directly with him, the astronaut learns of the horrors that await humanity. For the ship was created by an alien race that has spent billions and billions of years searching for intelligent life...to annihilate it.In the Ocean of Night is a 1977 hard science fiction novel by Gregory Benford. It is the first novel in his Galactic Center Saga. It was nominated for the Nebula Award for Best Novel in 1977. It was first published as a novelette in the May/June 1972 edition of Worlds of If Science Fiction.

    to restore their freedom in a world run mad.Nickie Halflinger, the only person to escape from Tarnover—where they raise hyper-intelligent children to maintain the political dominance of the USA in the 21st century—is on the run, dodging from loophole to crevice to crack in the computerised data-net that binds the continent like chains. After years of flight and constant changes of identity, at the strange small town called Precipice he discovers he is not alone in his quest. But can his new allies save him when he falls again into the sinister grasp of Tarnover...?

    G. Ballard's fourth novel, which established his reputation as a writer of extraordinary talent and imaginative powers, tells the story of a physician specializing in the treatment of leprosy who is invited to a small outpost in the interior of Africa. Finding the roadways blocked, he takes to the river, and embarks on a frightening journey through a strange petrified forest whose area expands daily, affecting not only the physical environment but also its inhabitants.Through a 'leaking' of time, the West African jungle starts to crystallize. Trees are metamorphosed into enormous jewels. Crocodiles encased in second glittering skins lurch down the river. Pythons with huge blind gemstone eyes rear in heraldic poses.Fearing this transformation as a herald of the apocalypse, most flee the area in terror, afraid to face a catastrophe they cannot understand. But some, dazzled and strangely entranced, remain to drift through this dreamworld forest. Travelling through this gilded land, the doctor tries to resist its strange allure, while a tribe of lepers search for Paradise…

    An odyssey of discovery, from a shattered society through the solar system with a handful of men and women who ride a cold, hurtling ball of ice to the shaky promise of a distant, unknowable future.

    The Order is a hive - a human hive with a dominant queen--that has prospered below the streets of Rome for almost two millennia. After Poole enters the Order's vast underground city and meets the disturbing inhabitants, he uncovers evidence that they have embarked on a divergent evolutionary path. These genetically superior humans are equipped with the tools necessary to render modern Homo sapiens as extinct as the Neanderthals. And now they are preparing to leave their underground realm.

    Even more farsighted are [his] anxious forebodings about the limits and costs of the utopian future." --Science Fiction StudiesThe contemporary reader will marvel at [Bogdanov's] foresight: nuclear fusion and propulsion, atomic weaponry and fallout, computers, blood transfusions, and (almost) unisexuality." --ChoiceA communist society on Mars, the Russian revolution, and class struggle on two planets is the subject of this arresting science fiction novel by Alexander Bogdanov (1873-1928), one of the early organizers and prophets of the Russian Bolshevik party. The red star is Mars, but it is also the dream set to paper of the society that could emerge on earth after the dual victory of the socialist and scientific-technical revolutions. While portraying a harmonious and rational socialist society, Bogdanov sketches out the problems that will face industrialized nations, whether socialist or capitalist.

    But that’s what backup hard drives are for. And Li should know; she’s been hacking her memory for fifteen years in order to pass as human. But no memory upgrade can prepare Li for what she finds on Compson’s World: a mining colony she once called home and to which she is sent after a botched raid puts her on the bad side of the powers that be. A dead physicist who just happens to be her cloned twin. A missing dataset that could change the interstellar balance of power and turn a cold war hot. And a mining “accident” that is starting to look more and more like murder...Suddenly Li is chasing a killer in an alien world miles underground where everyone has a secret. And one wrong turn in streamspace, one misstep in the dark alleys of blackmarket tech and interstellar espionage, one risky hookup with an AI could literally blow her mind.

    As it draws near, massive tidal waves, earthquakes, and volcanic eruptions wrack our planet, devastating continents, drowning cities, and wiping out millions. In central North America, a team of scientists race to build a spacecraft powerful enough to escape the doomed earth. Their greatest threat, they soon discover, comes not from the skies but from other humans. A crackling plot and sizzling, cataclysmic vision have made When Worlds Collide one of the most popular and influential end-of-the-world novels of all time. This Bison Frontiers of Imagination edition features the original story and its sequel, After Worlds Collide.

    Along the way, Karel Capek satirizes science, runaway capitalism, fascism, journalism, militarism, even Hollywood.