In the near future of Robert Charles Wilson's Last Year, the technology exists to open doorways into the past - but not our past, not exactly. Each "past" is effectively an alternate world, identical to ours but only up to the date on which we access it. And a given "past" can be reached only once. After a passageway is open, it's the only road to that particular past; once closed, it can't be reopened.

Cassie Klyne, 19 years old, lives in the United States in the year 2015 - but it's not our United States, and it's not our 2015. Cassies world has been at peace since the Great Armistice of 1918. There was no World War II, no Great Depression. Poverty is declining, prosperity is increasing everywhere; social instability is rare. But Cassie knows the world isn't what it seems. Her parents were part of a group who gradually discovered the awful truth: That for decades - back to the dawn of radio communications - human progress has been interfered with, made more peaceful and benign, by an extraterrestrial entity.

Inheriting your uncle's supervillain business is more complicated than you might think. Particularly when you discover who's running the place. Charlie's life is going nowhere fast. A divorced substitute teacher living with his cat in a house his siblings want to sell, all he wants is to open a pub downtown, if only the bank will approve his loan. Then his long-lost uncle Jake dies and leaves his supervillain business (complete with island volcano lair) to Charlie. But becoming a supervillain isn't all giant laser death rays and lava pits.

In the 1800s, a sailing ship crashes off the coast of Norway. In the 1900s, a Zepellin explores an icy canyon in Antarctica. In the far future, a spaceship sets out for an alien artifact. Each excursion goes horribly wrong. And on every journey, Dr. Silas Coade is the physician, but only Silas seems to realize that these events keep repeating themselves. And it's up to him to figure out why and how. And how to stop it all from happening again.

Idris has neither aged nor slept since they remade him in the war. And one of humanity's heroes now scrapes by on a freelance salvage vessel, to avoid the attention of greater powers. After Earth was destroyed, mankind created a fighting elite to save their species, enhanced humans such as Idris. In the silence of space they could communicate, mind-to-mind, with the enemy. Then their alien aggressors, the Architects, simply disappeared - and Idris and his kind became obsolete. Now, 50 years later, Idris and his crew have discovered something strange abandoned in space.

Nine hundred thousand years ago, something annihilated the Amarantin civilization just as it was on the verge of discovering space flight. Now one scientist, Dan Sylveste, will stop at nothing to solve the Amarantin riddle before ancient history repeats itself. With no other resources at his disposal, Sylveste forges a dangerous alliance with the cyborg crew of the starship Nostalgia for Infinity. But as he closes in on the secret, a killer closes in on him because the Amarantin were destroyed for a reason.

Dr. Tyson Klein is a quantum physicist who has dedicated his entire life to his research. At CERN, he analyses data generated by the Large Hadron Collider, the world's biggest and most powerful particle accelerator. Now, Ty believes he's found a pattern in its output. It looks like an organised data stream, being broadcast over what he calls a quantum radio. Could it be a signal from another universe? A message sent from the future? Or something else entirely?

Adrian Tchaikovksy's critically acclaimed stand-alone novel Children of Time is the epic story of humanity's battle for survival on a terraformed planet. Who will inherit this new Earth? The last remnants of the human race left a dying Earth, desperate to find a new home among the stars. Following in the footsteps of their ancestors, they discover the greatest treasure of the past age - a world terraformed and prepared for human life. But all is not right in this new Eden.

A catastrophic event renders the earth a ticking time bomb. In a feverish race against the inevitable, nations around the globe band together to devise an ambitious plan to ensure the survival of humanity far beyond our atmosphere, in outer space.

Set against the backdrop of China’s Cultural Revolution, a secret military project sends signals into space to establish contact with aliens. An alien civilization on the brink of destruction captures the signal and plans to invade Earth. Meanwhile, on Earth, different camps start forming, planning to either welcome the superior beings and help them take over a world seen as corrupt, or to fight against the invasion.

When an experiment to study quantum uncertainty goes spectacularly wrong, physics student Bill Rustad and his friends find that they have accidentally created an inter-dimensional portal. They connect to Outland - an alternate Earth with identical geology, but where humans never evolved. The group races to establish control of the portal before the government, the military, or evildoers can take it away. Then everything changes when the Yellowstone supervolcano erupts in an explosion large enough to destroy civilization and kill half the planet.

At first, Logan Ramsay isn’t sure if anything’s different. He just feels a little . . . sharper. Better able to concentrate. Better at multitasking. Reading a bit faster, memorizing better, needing less sleep. But before long, he can’t deny it: Something’s happening to his brain. To his body. He’s starting to see the world, and those around him—even those he loves most—in whole new ways. The truth is, Logan’s genome has been hacked. And there’s a reason he’s been targeted for this upgrade.

The Mote In God's Eye is their acknowledged masterpiece, an epic novel of mankind's first encounter with alien life that transcends the genre. No lesser an authority than Robert A. Heinlein called it "possibly the finest science fiction novel I have ever read".

For three days battle has raged in the snow around the great city of Tar Valon. In the city, a foretelling of the future is uttered. On the slopes of Dragonmount, the immense mountain that looms over the city, a child is born, an infant prophesied to change the world. That child must be found before he can be killed by the forces of the Shadow.

It has been 20 years since the end of the war. The dictatorial Augurs, once thought of almost as gods, were overthrown and wiped out during the conflict, their much-feared powers mysteriously failing them. Those who had ruled under them, men and women with a lesser ability known as the Gift, avoided the Augurs' fate only by submitting themselves to the rebellion's Four Tenets.

Scott Warden is a man haunted by the past-and soon to be haunted by the future. In early 21st-century Thailand, Scott is an expatriate slacker. Then, one day, he inadvertently witnesses an impossible event: the violent appearance of a 200-foot stone pillar in the forested interior. Its arrival collapses trees for a quarter mile around its base, freezing ice out of the air and emitting a burst of ionizing radiation. It appears to be composed of an exotic form of matter.

Robert Charles Wilson, says The New York Times, "writes superior science fiction thrillers." His Darwinia won Canada's Aurora Award; his most recent novel, The Chronoliths, won the prestigious John W. Campbell Memorial Award. Now he tells a gripping tale of alien contact and human love in a mysterious but hopeful universe.

On September 28th, a geologist working in Death Valley finds a mysterious new cinder cone in very well-mapped area. On October 1, the government of Australia announces the discovery of an enormous granite mountain. Like the cinder cone, it wasn't there six months ago.

Something is happening to planet Earth, and the truth is too terrifying to contemplate

When an industrial accident unleashes an "airborne toxic event", a lethal black chemical cloud floats over the Gladneys' lives. The menacing cloud is a more urgent and visible version of the "white noise" engulfing the Gladneys - radio transmissions, sirens, microwaves, ultrasonic appliances, and TV murmurings - pulsing with life yet suggesting something ominous.

Not far in the future, the seas have risen, and the central latitudes are emptying. But it's still a good time to be rich in San Francisco, where weapons drones patrol the skies to keep out the multitudinous poor.

In the little town of Palomo Grove, two great armies are amassing; forces shaped from the hearts and souls of America. In this New York Times best-seller, Barker unveils one of the most ambitious imaginative landscapes in modern fiction, creating a new vocabulary for the age-old battle between good and evil. Carrying its readers from the first stirring of consciousness to a vision of the end of the world, The Great and Secret Show is a breathtaking journey in the company of a master storyteller.

A writer in California. A doctor in Boston. A motel owner and his employee in Nevada. A priest in Chicago. A robber in New York. A little girl in Las Vegas. They’re a handful of people from across the country, living through eerie variations of the same nightmare.

Humans call them Monument-Makers. An unknown race, they left stunning alien statues scattered on distant planets throughout the galaxy, encoded with strange inscriptions that defy translation. Searching for clues about the Monument-Makers, teams of 23rd century linguists, historians, engineers and archaeologists have been excavating the enigmatic alien ruins on a number of planets, uncovering strange, massive false cities made of solid rock. But their time is running out.

Billionaire Saul Abercrombie owns a vast tract of land on the Pembrokeshire coast. By restoring the original forest that covered the area before medieval times, he believes he will rekindle the spirits of ancient folklore. But the re-planting of the forest will revive an altogether darker and more dangerous entity - and young arboreal expert Tom Curtis will find himself engaging in an epic, ancient battle between good and evil. A battle in which there can be only one survivor.

It isn’t easy to get a group of bestselling SF authors to write new stories for an anthology, but that’s what Elizabeth Anne Hull has done in this powerhouse book. With original, captivating tales by Greg Bear, Gregory Benford, Ben Bova, David Brin, Cory Doctorow, Neil Gaiman, Joe Haldeman, Harry Harrison, Larry Niven, Vernor Vinge, Gene Wolfe, and others, Gateways is a SF event that will be a must-buy for SF readers of all tastes, from the traditional to the cutting edge; from the darkly serious to the laugh-out-loud funny.

With tales from Laird Barron, Stephen King, John Langan, Peter Straub, and many others, and featuring Datlow’s comprehensive overview of the year in horror, now, more than ever, The Best Horror of the Year provides the petrifying horror fiction readers have come to expect - and enjoy.

The best stories pull readers in and keep them turning the pages, eager to discover more—to find the answer to the question: "And then what happened?" The true hallmark of great literature is great imagination, and as Neil Gaiman and Al Sarrantonio prove with this outstanding collection, when it comes to great fiction, all genres are equal.

Keisha Lewis lived a quiet life with her wife, Alice, until the day Alice disappeared. After months of searching, presuming she was dead, Keisha held a funeral, mourned, and gradually tried to get on with her life. But that was before Keisha started to see her wife, again and again, in the background of news reports from all over America. Alice isn't dead, and she is showing up at every major tragedy and accident in the country. Following a line of clues, Keisha takes a job as a long-haul truck driver and begins searching for Alice.

Matt is being punished for a crime he saw, but didn't commit. Instead of being locked up, he is being sent to the middle of nowhere to live with a new foster mom, as part of a government scheme called The Leaf Project. But Matt's new home provides anything but peace and quiet. His new guardian is involved in very sinister things, and the whole town seems to be on her side. The truth is much bigger than Matt or the town, but Matt is the only person who can stop the ultimate evil from being unleashed.

Dive into the mysteries of Area X, a remote and lush terrain that has inexplicably sequestered itself from civilization. Twelve expeditions have gone in, and not a single member of any of them has remained unchanged by the experience - for better or worse.

Cassie Klyne, 19 years old, lives in the United States in the year 2015 - but it's not our United States, and it's not our 2015. Cassies world has been at peace since the Great Armistice of 1918. There was no World War II, no Great Depression. Poverty is declining, prosperity is increasing everywhere; social instability is rare. But Cassie knows the world isn't what it seems. Her parents were part of a group who gradually discovered the awful truth: That for decades - back to the dawn of radio communications - human progress has been interfered with, made more peaceful and benign, by an extraterrestrial entity.

Scott Warden is a man haunted by the past-and soon to be haunted by the future. In early 21st-century Thailand, Scott is an expatriate slacker. Then, one day, he inadvertently witnesses an impossible event: the violent appearance of a 200-foot stone pillar in the forested interior. Its arrival collapses trees for a quarter mile around its base, freezing ice out of the air and emitting a burst of ionizing radiation. It appears to be composed of an exotic form of matter.

In the near future of Robert Charles Wilson's Last Year, the technology exists to open doorways into the past - but not our past, not exactly. Each "past" is effectively an alternate world, identical to ours but only up to the date on which we access it. And a given "past" can be reached only once. After a passageway is open, it's the only road to that particular past; once closed, it can't be reopened.

Behold the orphan. Born into a world that is not a world. A digital being grown from a mind seed, a genderless cybernetic citizen in a vast network of probes, satellites, and servers knitting the Solar System into one scape, from the outer planets to the fiery surface of the Sun. Since the Introdus in the 21st century, humanity has reconfigured itself drastically. Most chose immortality, joining the polises to become conscious software.

Robert Charles Wilson, says The New York Times, "writes superior science fiction thrillers." His Darwinia won Canada's Aurora Award; his most recent novel, The Chronoliths, won the prestigious John W. Campbell Memorial Award. Now he tells a gripping tale of alien contact and human love in a mysterious but hopeful universe.

Jean le Flambeur is a post-human criminal, mind burglar, confidence artist, and trickster. His origins are shrouded in mystery, but his exploits are known throughout the Heterarchy - from breaking into the vast Zeusbrains of the Inner System to stealing rare Earth antiques from the aristocrats of Mars. Now he’s confined inside the Dilemma Prison, where every day he has to get up and kill himself before his other self can kill him.

On the eve of a top secret space mission, Captain Calli Chase detects a tripped alarm in the tunnels deep below a NASA research center. A NASA pilot, quantum physicist, and cybercrime investigator, Calli knows that a looming blizzard and government shutdown could provide the perfect cover for sabotage, with deadly consequences. As it turns out, the danger is worse than she thought. A spatter of dried blood, a missing security badge, a suspicious suicide—a series of disturbing clues point to Calli’s twin sister, Carme, who’s been MIA for days.

In 1912, history was changed by the Miracle, when the old world of Europe was replaced by Darwinia, a strange land of nightmarish jungle and antediluvian monsters. To some, the Miracle was an act of divine retribution; to others, it is an opportunity to carve out a new empire. Leaving an America now ruled by religious fundamentalists, young Guilford Law travels to Darwinia on a mission of discovery that will take him further than he can possibly imagine.

In our rapidly-changing world of "social media", everyday people are more and more able to sort themselves into social groups based on finer and finer criteria. In the near future of Robert Charles Wilson's The Affinities, this process is supercharged by new analytic technologies - genetic, brain-mapping, behavioral.

A secluded Pacific Northwest cottage becomes a door to the past for Tom Winter, who travels back to the New York City of 1962, followed by a human killing machine that he alone must stop.

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.

Vergil's innovative experiment restructuring the cells of a common virus becomes a nightmare when, in order to save his research, Vergil injects the entire culture into his bloodstream.