The galaxy was once terrorized by the Sturm, a group of “species purists” intent on destroying any human with genetic or cybernetic enhancements. Fashioning themselves as the one true “Human Republic,” the Sturm cut a bloody swath across the stars, killing billions before finally being defeated and driven into the far reaches of Dark Space. Centuries of peace bred complacency. Everyone believed the Sturm had died out in the Dark. They were wrong.

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.

On the eve of the U.S. invasion of Baghdad, as the world waits for war, a miles-high energy wave cordons a vast area from southern Canada to northern Mexico. In a moment, 99 percent of the U.S. population has been wiped from the face of the earth.

John Birmingham is the master of alternate history adventure - and now he's mastered a new genre with the volcanically fast-paced and wildly inventive Dave Hooper urban fantasy series. The series is anchored by a thrilling high concept: An oil rig opens a rift deep in the ocean that unleashes terrifying monsters into the world. But perhaps its coolest asset is its hero, Dave Hooper, a tough, bleakly funny, down-on-his luck oil rig worker with an unlikely destiny as a monster-slayer and world savior.

Can you outrun the past? Can you outlive the future? One time traveler must find out. Accidental time traveler Ben Travers is thrown into a multiverse of adventure in this action-adventure through past and future. This compilation includes: In Times Like These, The Chronothon, The Day After Never, and The Warp Clock. Now you can get them in one volume! All the adventure at a fraction of the price. Start your time travel adventure today, because yesterday may be too late!

The Galahad, a faster-than-light spacecraft, carries 50 scientists and engineers on a mission to prepare Kepler 452b, Earth's nearest habitable neighbor at 1400 light years away. With Earth no longer habitable and the Mars colony slowly failing, they are humanity's best hope. After 10 years in a failed cryogenic bed - body asleep, mind awake - William Chanokh's torture comes to an end as the fog clears, the hatch opens, and his friend and fellow hacker, Tom, greets him...by stabbing a screwdriver into his heart. This is the first time William dies.

When Micajah Fenton discovers a crater in his front yard with a broken time glider in the bottom and a naked, virtual woman on his lawn, he delays his plans to kill himself. While helping repair the marooned time traveler's glider, Cager realizes it can return him to his past to correct a mistake that had haunted him his entire life. As payment for his help, the virtual creature living in the circuitry of the marooned glider, sends Cager back in time as his 10-year-old self.

Jack Kernigan is having a bad day...a bad year...a bad life. After being booted out of MIT, he’s back in his Ohio hometown, working for the family business, facing a life of mediocrity. Then one day, out on a delivery, his truck hits...something. Something big...something furry...something invisible. And, it turns out, something not of this Earth. Fate can play funny tricks. Which is why Jack suddenly finds himself the planet’s best hope to unravel a conspiracy of galactic proportions that could spell the end of the human race.

If you’re a fan of fiction that is more than just black and white, this latest story collection from number-one New York Times best-selling author George R. R. Martin and award-winning editor Gardner Dozois is filled with subtle shades of gray. Twenty-one all-original stories, by an all-star list of contributors, will delight and astonish you in equal measure with their cunning twists and dazzling reversals. And George R. R. Martin himself offers a brand-new A Game of Thrones tale chronicling one of the biggest rogues in the entire history of Ice and Fire.

She used to work for the US government, but very few people ever knew that. An expert in her field, she was one of the darkest secrets of an agency so clandestine it doesn't even have a name. And when they decided she was a liability, they came for her without warning. Now she rarely stays in the same place or uses the same name for long. They've killed the only other person she trusted, but something she knows still poses a threat. They want her dead, and soon.

Drafted against her will to become a "Sparrow" - a trained seductress in the service, Russian intelligence officer Dominika Egorova is assigned to operate against Nathaniel Nash, a first-tour CIA officer who handles the CIA's most sensitive penetration of Russian intelligence. The two young intelligence officers, trained in their respective spy schools, collide in a charged atmosphere of tradecraft, deception, and inevitably, a forbidden spiral of carnal attraction that threatens their careers and the security of America's valuable mole in Moscow.

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.

World-renowned Harvard symbologist Robert Langdon is summoned to a Swiss research facility to analyze a cryptic symbol seared into the chest of a murdered physicist. What he discovers is unimaginable: a deadly vendetta against the Catholic Church by a centuries-old underground organization, the Illuminati. Desperate to save the Vatican from a powerful time bomb, Langdon joins forces in Rome with the beautiful and mysterious scientist Vittoria Vetra.

Before he was considered a CIA superagent, before he was thought of as a terrorist's worst nightmare, and before he was both loathed and admired by the politicians on Capitol Hill, Mitch Rapp was a gifted college athlete without a care in the world...and then tragedy struck.

“It happened fast. Thirty-two minutes for one world to die, another to be born". An epic and gripping tale of catastrophe and survival, The Passage is the story of Amy - abandoned by her mother at the age of six, pursued, and then imprisoned by the shadowy figures behind a government experiment of apocalyptic proportions. But Special Agent Brad Wolgast, the lawman sent to track her down, is disarmed by the curiously quiet girl and risks everything to save her. As the experiment goes nightmarishly wrong, Wolgast secures her escape - but he can’t stop society’s collapse.

The galaxy was once terrorized by the Sturm, a group of “species purists” intent on destroying any human with genetic or cybernetic enhancements. Fashioning themselves as the one true “Human Republic,” the Sturm cut a bloody swath across the stars, killing billions before finally being defeated and driven into the far reaches of Dark Space. Centuries of peace bred complacency. Everyone believed the Sturm had died out in the Dark. They were wrong.

In the town of Gainesville, Virginia, Cooper Fox has a special place in people’s hearts. Since the car accident that wiped his memories, Cooper has been...a little foggy. Cooper doesn’t know how to do much, but one thing he instinctively seems to know about is strength training, and with his help, Gainesville High’s football team has just won the Mid-States final. With Cooper the hero of the hour, the whole town is getting ready to celebrate in style.

Dan Wells is a normal guy with a dysfunctional marriage and a job he hates. Like many others, he spends much time thinking about the past and what he could have done differently. When he discovers his ability to time travel, Dan wins a chance to revisit his past and alter his life's development. But a fatal mistake triggers a murderous chain reaction that threatens to ruin his life forever.

Recent college grad Emma Damon knows the Rose Room in Hartley Hall is off limits, which is exactly why she can't wait to get inside. Once she enters the forbidden room, Emma learns more about the history of the museum than she ever intended to know. Waking up confused and shocked in 1816, all Emma wants is to return to her cozy home with flushing toilets and disposable razors. But when she's mistaken for someone else, Emma must pretend to be everything she's not.

Joe Haldeman is the esteemed Hugo and Nebula Award-winning author of The Forever War. Things are going nowhere for lowly MIT research assistant Matt Fuller - especially not after his girlfriend drops him for another man. But then while working late one night, he inadvertently stumbles upon what may be the greatest scientific breakthrough ever. His luck, however, runs out when he finds himself wanted for murder - in the future.

In the spring of 1685, Lord Hugo Everly, ardent supporter of the Protestant upstart the Duke of Monmouth, vanishes without a trace just before the Monmouth Rebellion, leaving future generations forever baffled as to what might have become of him. In 2013, while visiting Everly Manor as part of her job as a location scout for a film production company, Neve Ashley stumbles onto a secret passage that leads her into the 17th century and straight into the path of the ill-fated lord.

Like all citizens since the ruining, Carrington Hale knows the importance of this day. But she never expected the moment she'd spent a lifetime preparing for - her choosing ceremony - to end in disaster. Ripped from her family, she'll spend her days serving as a lint, the lowest level of society. She knows it's her duty to follow the true way of the authority. But as Carrington begins this nightmare, rumors of rebellion rattle her beliefs.

With the country in the grip of the Black Death, brothers John and William fear that they will shortly die and suffer in the afterlife. But as the end draws near, they are given an unexpected choice: either to go home and spend their last six days in their familiar world, or to search for salvation across the forthcoming centuries - living each one of their remaining days 99 years after the last. John and William choose the future and find themselves in 1447, ignorant of almost everything going on. The year 1546 brings no more comfort, and 1645 challenges them further....

Introducing book one in the CELTIC LEGENDS SERIES, a star-crossed lovers tale from the RITA-nominated author of passionate, magical romances Conor has lived a hundred lives…but loved only once Born to a powerful Irish priestess, Conor knows he is no ordinary warrior. Some whisper he’s not human at all. He seeks out Brigid of Morna, a reclusive, woodland seer, the only woman who can unveil the truth of his everlasting strength. But Brigid refuses to help him—or to yield her hungry heart. For she knows that a man cursed to live a thousand lives must never fall in love… "An enthralling...

Lloyd Salter has OCD issues with noise and mess, and he's uncomfortable with human interaction. When his ex claimed the only thing perfect enough to live up to his standards was an android, Lloyd dismissed it. SATinc is the largest manufacturer of androids in Australia, including the Fully Compatible Units known as an A-Class 10. Their latest design is the Synthetic Human Android UNit, otherwise known as SHAUN. Shaun is compatible to Lloyd's every need; the perfect fit on an intellectual and physical basis. But Lloyd soon realizes Shaun's not like other A-Class androids.

Raheiran Special Forces captain Gillaine Davré has just woken up in some unknown space way station, wondering where the last 300 years have gone. The last thing she remembers is her ship being attacked. Now it seems that while she was time traveling, she was ordained a goddess.... Gillaine's only hope of survival rests with dangerously seductive Admiral Mack Makarian, who suspects her of being a smuggler - or worse. But he can't begin to imagine the full extent of it.

Will is my fiance. The shy man I met years ago in college. The person I'm supposed to spend the rest of my life with. This is the life I've always wanted until finding a picture of four men changes everything.... Étienne says he's my husband and the year is 1912. He can't stand the sight of me, but I don't know why. Oh, and he's one of the men from the picture. I've done the impossible and have become trapped in time and I know Étienne is my key to going home.

Jackson Lee is a well-known adventure vlog influencer. He and a small support crew have been cashing in on the video craze with phenomenal, hair-raising exploits for years. Their latest undertaking is way beyond anything they've ever done. It's extremely dangerous and, worse, highly illegal. Never would Jackson have imagined those risks to be the least of his worries.

Marc Vitrac was born in the early 1960's, about the time the first interplanetary probes delivered the news that Mars and Venus were teeming with life, even human life. Now, in 1988, Marc has been assigned to the US-Commonwealth base on Venus. But there are flies in this ointment - and not only the Venusian dragonflies, with their yard-wide wings....Extravagant and effervescent, The Sky People is alternate-history SF adventure at its best.

Skulking around in the ruins on a planet swarming with treasure hunters, slavers, and bounty hunters isn't good for one's health. But Ankari Markovich needs a few archaeological samples for her latest business venture, a venture that might prove lucrative enough to move her family off the impoverished planet where she grew up. Unfortunately, she has no sooner collected her samples than she's captured by a band of brawny mercenaries.