Nora Kelly, a young archaeologist in Santa Fe, receives a letter written 16 years ago, yet mysteriously mailed only recently. In it her father, long believed dead, hints at a fantastic discovery that will make him famous and rich - the lost city of an ancient civilization that suddenly vanished a thousand years ago. Now Nora is leading an expedition into a harsh, remote corner of Utah's canyon country, but what she unearths will be the newest of horrors.

Welcome to Ringworld, an intermediate step between Dyson Spheres and planets. The gravitational force created by a rotation on its axis of 770 miles per second means no need for a roof. Walls 1,000 miles high at each rim will let in the sun and prevent much air from escaping. Larry Niven's novel, Ringworld, is the winner of the 1970 Hugo Award for Best Novel, the 1970 Nebula Award for Best Novel, and the 1972 Ditmars, an Australian award for Best International Science Fiction.

En route to London from New York, Flight 305 suddenly loses power and crash-lands in the English countryside, plunging a group of strangers into a mysterious adventure that will have repercussions for all of humankind. Struggling to stay alive, the survivors soon realize that the world they've crashed in is very different from the one they left. But where are they? Why are they here? And how will they get back home?

Guy Carson is a brilliant scientist at GeneDyne, one of the world's foremost biochemical companies. When he is transferred to Mount Dragon, GeneDyne's high-security genetic engineering lab, his good fortune seems too good to be true. Carson soon finds that it is. He learns that GeneDyne geneticists are tinkering with a common virus with an eye on the enormous profit to be had from a cure for the flu. Their cure involves permanently altering DNA in humans. What's more, Mount Dragon harbors another secret that puts the world at horrifying risk.

For Meredith Gale, ending her life seems like her only choice, and that choice is the reason she’s dangling by her fingertips from a bridge high above the freezing water of the San Francisco Bay. But someone or some thing has other plans for Meredith, and as her fingers slip from the cold steel of the bridge, a disembodied voice asks her a simple question: “Candidate 13: Do you wish to be saved?” Realizing her mistake too late, Meredith screams “Yes!” and instantly finds herself transported to a mysterious island, alongside hundreds of other Candidates like her.

There is a starship in trouble, lost in the void, with no one awake to hear the alarms. A thousand specially selected people left a troubled and unsustainable Earth for another world. Their dream was a new start on a virgin planet 30 years away. Their ship was state-of-the-art and entirely automatic, it's passengers safely sleeping through the journey - but something has gone wrong, something unexpected.

After more than two hundred years as a corpsicle, Jaybee Corbell awoke in someone else’s body and under threat of instant annihilation if he made a wrong move while they were training him for a one-way mission to the stars. But Corbell bided his time and made his own move. Once he was outbound, where the society that ruled Earth could not reach him, he headed his starship toward the galactic core.

After the world's governments collapsed, the corporations took control. Houston's Pulsystems has sent an expedition to the lost Martian colony of Frontera to search for survivors, but Reese, aging hero of the US space program, knows better. The colonists are not only alive; they have discovered a secret so devastating that the new rulers of Earth will stop at nothing to own it.

It's a night like any other on board the Icarus. Then, catastrophe strikes: the massive luxury spaceliner is yanked out of hyperspace and plummets into the nearest planet. Lilac LaRoux and Tarver Merendsen survive. And they seem to be alone. Lilac is the daughter of the richest man in the universe. Tarver comes from nothing, a young war hero who learned long ago that girls like Lilac are more trouble than they're worth. But with only each other to rely on, Lilac and Tarver must work together, making a tortuous journey across the eerie, deserted terrain to seek help.

This book contains 26 of the greatest science fiction stories ever written. They represent the considered verdict of the Science Fiction Writers of America, those who have shaped the genre and who know, more intimately than anyone else, what the criteria for excellence in the field should be. The authors chosen for the Science Fiction Hall Fame are the men and women who have shaped the body and heart of modern science fiction; their brilliantly imaginative creations continue to inspire and astound new generations of writers and fans.

Here is the previously untold story of Captain Janeway's crew. They began as individuals, following very different pathways, but together, under the leadership of one remarkable woman, they have become one of the finest teams in the known universe - the crew of the Voyager. Read by Robert Picardo!

Jewel is a tomboy who was eventually discharged from the military because she struggled to get along with others and couldn’t adjust to the military's restricted lifestyle. After a scandal that disrupted the social order back home, Kay is banished to a zoological research vessel, where he acts as curator. He struggles to prove himself, trying to earn his place in the order again so that he can end his exile and return to his normal life. But when it turns out that Jewel was abducted from home and placed in an alien zoo, with Kay as the only other being around, she questions his intentions.

Earth is an old planet, and her teeming masses are running out of resources - and time. It is up to men such as Jeff Holman to discover a haven for Earth’s millions. Altair VI is one such planet, and Holman is determined to transform this world into one where the human race can survive. Star probes long ago informed Earth that Altair VI had a flourishing ecology with one very tough beast at the top of the food chain, one that will have to be dealt with before the human colony ships arrive. The beast is not only tough, it is as smart as a man. Holman is faced with a soul-wrenching decision - for to make Altair VI habitable for humans, all native life must die.

Chelo Lee, her brother Joseph, and four other young children have been abandoned on the colony planet Fremont. Unfortunate events have left them orphaned in a human colony that abhors genetic engineering - and these six young people are genetically enhanced. With no one to turn to, Chelo and the others must now learn how to use their distinct skills to make this unwelcome planet home - or find a way off it.

The year is 2025. Astronaut Caitlyn "Sif" Wagner and her team emerge from stasis to discover that their Mars mission has gone terribly awry - the crew has run off course in space and, they suspect, in time as well. Their damaged ship returns to an Earth reduced to overgrown cities and blasted terrain. Yet humans have somehow survived, living in caves, foraging at night, returned to a tribal existence.