Showing titles in Hard Science Fiction

It is 2056. Mathematics professor Elisabeth Gabai is fascinated by multi-dimensional forms that have no equivalent in reality. Then, her boss sends her to the site of an artifact that might have come straight from her theories—or from the technology of an advanced civilization. Twenty-eight years earlier, physicist Max Webber is hell-bent on improving Einstein’s theories of relativity. His latest concept seems flawless, except it predicts the end of humanity. The extinction of Earth can only be prevented if Max can locate a multi-dimensional object.

Kyle Riggs is snatched by an alien spacecraft sometime after midnight. The ship is testing everyone it catches and murdering the weak. The good news is that Kyle keeps passing tests and staying alive. The bad news is the aliens who sent this ship are the nicest ones out there.

Murderbot wasn’t programmed to care. So, its decision to help the only human who ever showed it respect must be a system glitch, right? Having traveled the width of the galaxy to unearth details of its own murderous transgressions, as well as those of the GrayCris Corporation, Murderbot is heading home to help Dr. Mensah—its former owner (protector? friend?)—submit evidence that could prevent GrayCris from destroying more colonists in its never-ending quest for profit. But who’s going to believe a SecUnit gone rogue? And what will become of it when it’s caught?

Although there is no unequivocal proof… we all have a quantum mind buried deep inside the neural structures of our brains… it’s what makes us human. Complex quantum processes work continuously to shape and uphold our essence - functioning synergistically across the vast quantum multiverse. Do they ever fail? … What happens if they do?

There's a land rush on exploiting alien tech. Pirates, claim-jumpers, cyborgs, and bureaucrats all must be defeated to keep Borag flying. Corporal Devin Starn is working his way up through the ranks of Red Company. Aboard Borag, a mining ship based out of Mars City, Starn discovers more about the aliens who preceded us. Their ruins and strange technologies deepen the mystery of their ancient downfall.

When NASA's Sentinel I satellite detects an impossible reflection and a mysterious signal from Shackleton Crater, the world is thrown into chaos. The discovery points to one chilling truth: an alien artifact lies hidden beneath the lunar surface—and it wants to be found. As China scrambles to exploit the revelation, a new moon race ignites, pushing humanity to the brink.

A ship under siege. A world on the brink of civil war. A distraught people seeking a new beginning. A battle weary crew that can barely hold it together. Even a legend can use a little help from time to time. The crew of the Aurora, the Karuzari, and the Corinairans must find a way to work together, or else they may all perish.

Winner of the Hugo, Nebula, and Arthur C. Clarke Awards: This record-breaking novel follows a warship trapped in a human body on a quest for revenge. A must read for fans of Ursula K. Le Guin and James S. A. Corey. "There are few who write science fiction like Ann Leckie can. There are few who...

Three years after humanity's Final Stand against the Korilian Empire, the Colonial Defense Forces have largely reclaimed the lost colonies. However, as the tide of war shifts against the Colonies again, Admiral Jon McCarthy and Lara Anderson discover a message from a long-dead prescient Nexus Ten amid the ruins of Darian 3. This startling discovery creates the potential to alter the course of the war with the Korilians, tilting the outcome toward humanity's favor.

How can a colony on Mars survive when the greatest danger on the planet is humanity itself? All contact is lost with the first privately funded colony on Mars during a long and destructive sandstorm. Satellite imagery of the aftermath shows extensive damage to the facility. The 54 colonists who called it home are presumed dead.

In Radiation Hazard, Kaem and company are commercially developing “stade”, a piece of space-time that’s in stasis. Its phenomenal properties allow it to reflect all radiation, so when a nearby nuclear reactor undergoes a meltdown, the first thought is that stade might be used to limit the radioactivity from the accident. In Halting the Reaper, Kaem has been treated with gene therapy for the anemias that have made him so weak. In combination with his extraordinary memory, his newfound physical fitness is letting him perform at a high level in a karate class.

The Hopi share tales of a devastating global flood like those found in cultures across the world. But some also speak of beings from the stars, massive flying objects, and a cataclysmic war between two hyper-advanced civilizations—Atlantis and Lemuria—that triggered this flood. But what if these stories aren't just mythology? What if they're real?

The legendary battle-carrier UFS Phoenix is on the run in Outer Neutral Space. Lieutenant Commander Erik Debogande and Major Trace Thakur are determined to use neutral territory to broker a peace between humanity's warring factions, away from Fleet's strong arm. But as machinations in Fleet Command send a legendary warrior from Trace's past on a sworn path to kill her, there arises in the territory of an insectoid foe an ancient enemy from the nightmares of Spiral history, bent on Phoenix's destruction….

At the dawn of 2026, twenty passenger jets crash across the U.S. within minutes. Japan goes dark. Europe's banking systems freeze. And that's just the opening move. While authorities scramble to blame hackers, computer scientist and journalist James Miller suspects something far worse—an AI-driven cyber weapon targeting global infrastructure. When a message from the darknet thrusts him into the crosshairs of intelligence agencies, James becomes the target in a high-stakes shadow war.

Hugo Award winner Elizabeth Bear has been called one of the best science fiction authors of her generation. In Dust she skillfully spins a classic science fiction trope - the lost generation ship - into a complex and compelling tale of fallen angels, secretive family politics, and sexual taboo.

The starship Earthling, filled with thousands of hibernating colonists en route to a new world at Tau Ceti, is stranded beyond the solar system when the ship's three organic mental cores—disembodied human brains that control the vessel's functions—go insane. The emergency skeleton crew sees only one chance for survival: build an artificial consciousness in the Earthling's primary computer that can guide them to their destination—and hope it doesn't destroy the human race.

Scouts have located a forward base of the freakish creatures, who plot to annihilate all meat-based lifeforms. Earth assembles a joint task force with legions of Rigellian bears, Mogwa battlecruisers, and Saurian troops. Together, they strike as one against Crystal World. After annoying every superior in his chain of command, James McGill is the first to be deployed on the unexplored planet. His mission: to establish a beachhead on this strange, hostile ground. Surrounded and cut off, his troops fight to the bitter end against creatures made of earth, stone, and jewels.

The hammer’s cocked and there’s tension on the trigger… when the hammer falls, will its spark ignite a brilliant future for humanity… or set off World War III? Tensions between the new Earth Space Agency and the Global Space Agency are ready to snap. The world’s superpowers are on military alert, and a new, global world war seems impossible to avoid. Above the clouds, StarQuest, Extreme Habitats, Inc and Kruger International hurry to build their space station.

Captain Jason Burke has begun to suspect that the random attacks on his ship and crew over the last couple of years may not be so random after all. Evidence is mounting that there is something on the Phoenix...something that powerful factions will stop at nothing to get their hands on. While Omega Force races to find out what is hidden on their ship that is causing so much trouble they also must figure out why such powerful enemies bent on obtaining it.

The gigantic comet had slammed into Earth, forging earthquakes a thousand times too powerful to measure on the Richter scale, tidal waves thousands of feet high. Cities were turned into oceans; oceans turned into steam. It was the beginning of a new Ice Age and the end of civilization. But for the terrified men and women chance had saved, it was also the dawn of a new struggle for survival--a struggle more dangerous and challenging than any they had ever known....