Showing titles in Hard Science Fiction

In the second book of the Star Force series, Kyle Riggs has another bad year. The Nano ships have a new mission--one that sentences their pilots to death. Meanwhile, the governments of Earth want to steal Star Force's Nano technology for their own. Worst of all, Earth has made a promise to the Macros, and the machines are coming to collect.

Neanderthals have developed a radically different civilization on a parallel Earth. A Neanderthal physicist, Ponter Boddit, accidentally passes from his universe into a Canadian underground research facility. Fortunately, a team of human scientists, including expert paleo-anthropologist Mary Vaughan, promptly identifies and warmly receives Ponter. Solving the language problem and much else is a mini-computer, called a Companion, implanted in the brain of every Neanderthal. But it can't help his fellow scientist back in his world, Adikor Huld, when the authorities charge Adikor with his murder.

One seeks judgment, another faces damnation and one man will have his revenge.... Thorvald Spear is losing his mind as he drowns in dark memories that aren't his own. Penny Royal, rogue artificial intelligence, has linked Spear with the stored personalities of those it's murdered. And whether the AI seeks redemption or has some more sinister motive, Spear needs to destroy it. He feels the anger of the dead and shares their pain.

The Genevians are at war with Nietzschea...and they’re losing. In a last-ditch hope, the Genevian mech program was founded. Its goal to augment humans into cyborg fighting machines; mechanized warriors sent to hold the front lines against an enemy that was storming a hundred worlds. Yet few wished to undergo the brutal process, and so criminals were used, their minds enslaved by control chips and obedience enforced through discipline.

The UFS Phoenix is on a mission to find a lost data-core that may contain the secret to defeating the alo-deepynine alliance. But the means to find the data-core is hidden deep in tavalai space, in a highest-security vault where the tavalai's manipulative State Department keep all their most treacherous secrets. To recover it, Phoenix must pull off the most daring heist the Spiral has ever seen.

The war will come - it is inevitable. After centuries of struggle, the ISF Intrepid has finally brought its colonists to New Canaan, a star system better than any they imagined. They made landfall and began to build their new home, far from the troubles of Sol and the Inner Stars. Yet no one in the Orion Arm has forgotten that the colonists possess the most valuable technology known to humankind, least of all Tanis Richards - as she secretly prepares to defend New Canaan against any and all aggressors.

Heartfelt reunions with friends... Desperate plans to gain advantage... Opportunities that cannot be ignored... Discovery of family once thought lost... The time has come for Captain Scott to fight for that which was taken...the very freedom of the world he was sworn to protect.

Jay Gardiner has given himself a fool's errand: to find the remains of his deceased father in the Pacific Ocean off the coast of California. He knows it's a long shot, but Jay feels it's the only way for him to lift the weight of guilt he has carried since his dad's death the previous year. The dive begins well enough, but the sudden appearance of a giant squid puts Jay in very real jeopardy, made worse by the arrival of a sperm whale looking to feed. Suddenly, Jay is caught in the squid's tentacles and drawn into the whale's mouth where he is pulled into the first of its four stomachs.

Adrift in the divide between galaxies and surrounded by the vast emptiness of the intergalactic void, the Tantalus Cluster is the only home humanity has ever known. Desperate and facing starvation, humanity’s only hope is a strange nebula that has suddenly appeared beyond the edge of the cluster. Its shifting clouds may hide a source of salvation for the people of Tantalus, but time is running out.

A pair of fierce but beautiful eyes look out from the undergrowth of conifers. The eyes follow every movement in the great herd of plant-eating dinosaurs that mills around the open meadows, moving back and forth with the rapid scanning of a hunter who is thinking about everything she sees. She is an intelligent killer.

The Hundred Worlds have withstood invasion by the relentless Hok for decades. The human worlds are strong, but the Hok have the resources of a thousand planets behind them, and their fleets attack in endless waves. The long war has transformed the Hundred Worlds into heavily fortified star systems. Their economies are geared for military output, and they raise specialized soldiers to save our species. Assault Captain Derek Straker is one such man among many.

Frederik Pohl was on a streak when this Hugo Award-finalist novel was published in 1980. Now back in print after an absence of nearly a decade, this unique science fiction novel is as fresh and entertaining as ever. The story begins when the hero of Gateway finances an expedition to a distant alien spaceship that may end famine forever. On the ship, the explorers find a human boy, and evidence that reveals a powerful alien civilization is thriving on a transport ship headed right for Earth....

Lieutenant James Shelley, who has an uncanny knack for premeditating danger, leads a squad of advanced US Army military tasked with enforcing the peace around a conflict in sub-Saharan Africa. The squad members are linked wirelessly 24/7 to themselves and a central intelligence that guides them via drone relay - and unbeknownst to Shelley and his team, they are being recorded for a reality TV show.

Silas visits his estranged grandfather's lakehouse in the aftermath of the deadly home invasion. What he discovers hidden below the floorboards triggers a mystery buried since the final trip to the Moon over fifty years earlier. Rory returns to her family home in Vermont to write her second novel, but fate has a different story in mind. Special Agent Waylen Brooks exposes a covert operation linked to the death of a retired astronaut. He soon finds out he's not the only one searching for answers and willing to kill for the truth.

The fate of humanity lies on the shoulders of Burt Radcliffe, the new head of NASA's Near Earth Object program. He's been rushing the completion of DefenseNet, a ring of satellites that are both part of an early-warning system, as well as the means to eliminate incoming threats. Yet Burt knows that despite the world's best efforts, nothing can be done about the alert he's just received. Coming out of deep space is a danger that's been approaching since the dawn of time. A black hole. An unstoppable threat that promises death for all in its wake.

Lee had expertise in different sciences and 24th-century tech due to learning machines that could transfer an expert's knowledge. He had the latest high-tech weapons. He had acquired the latest protective equipment. He was sixteen and got his great-grandfather's A.I., Anna, to find him a planet that had magic. His A.I. hacked a portal to take him there. He might have bitten off more than he could chew.

Oliver Scott is the reclusive genius and trillionaire behind countless world-changing breakthroughs. How does he innovate at such a furious pace? While most hail him as a savior, what if he's actually the most dangerous tyrant humanity has ever seen? A man who will stop at nothing to gain absolute power.

On the barren surface of an asteroid, located deep in the galaxy beneath the unbearable light of the Kefahuchi Tract, lie three objects: an abandoned spacecraft, a pair of bone dice covered with strange symbols, and a human skeleton. What they are and what they mean are the mysteries explored and unwrapped in Light, M. John Harrison's triumphant novel.

With no surface water, Harat Zuwayyah barely supports any life at all. The scorching wind howls across the desert, driving the sand and threatening to bury the village. Professor Susan Taylor is excavating an Egyptian tomb dated to 4500 BCE. She uncovers the mummified remains of a wealthy family that died on the trade route, revealing insights into a lost culture, but it's the talisman watching over the grave that causes her heart to race.

A Fire Upon the Deep is the big, breakout book that fulfills the promise of Vinge's career to date: a gripping tale of galactic war told on a cosmic scale. Thousands of years hence, many races inhabit a universe where a mind's potential is determined by its location in space, from superintelligent entities in the Transcend, to the limited minds of the Unthinking Depths, where only simple creatures and technology can function.