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.

An AI overseer and a human crew arrive on a distant planet to salvage an ancient UN starship. The overseer is unhappy. The crew, well, they're certainly no A-team. Not even a C-team on the best of days. And worse? Urmahon Beta, the planet, is at the ass-end of nowhere. Everybody expects this to be a long, ugly, and thankless job. Then it all goes disastrously wrong. What they thought was an uninhabited backwater turns out to be anything but empty.

When a spaceship landed in an open field in the quiet mill town of Sorrow Falls, Massachusetts, everyone realized humankind was not alone in the universe. With that realization everyone freaked out for a little while. Or almost everyone. The residents of Sorrow Falls took the news pretty well. This could have been due to a certain local quality of unflappability, or it could have been that in three years the ship did exactly nothing other than sit quietly in that field, and nobody understood the full extent of this nothing the ship was doing better than the people who lived right next door.

A secret buried in the Antarctic. A puzzle unsolved for thousands of years. And a Brooklyn-born master gunnery sergeant who's royally pissed that he has to babysit the researchers sent to figure it all out. But when Patrick "Wic" Finnegan finally sees what the team has uncovered, he can't believe his eyes, nor is he prepared for the violence to come. Soon, the portal opens and unleashes a storm of unbridled fury upon humanity.

In his junior year at college, the only things on Sean's mind are doing his homework and getting out of college to get a real job. A gamer and a bit of a nerd, Sean's philosophy in life has been to keep his head down and get his work done. But when a failed kidnapping attempt leaves him with a gaping hole in his memory, his oldest friend dead, and his mother missing, Sean suddenly finds his whole world turned upside down as he's thrust into the hidden world of magic and the supernatural.

Drunk customers. Shoplifting raccoons. Otherworldly visitors. As night-shift clerk at the 24-hour gas station at the edge of town, Jack has pretty much seen it all. That is, until his best friend reveals the body of a local politician hidden in the trunk of a car, setting off a chain of events with apocalyptic potential. Soon, Jack finds himself entangled in a supernatural conspiracy involving monster hunters, sociopaths, doomsday cultists, and...garden gnomes?

Once, Jackson Rook was a war hero. Raised from boyhood to pilot an exosuit mech, he’d fought gallantly for the rebellion against the Collectivists. But that was a long time ago, on a world very far away. Now, Jackson Rook is a criminal, a smuggler on board the Multipurpose Supply Vehicle Tar Heel. His latest mission: steal a top-of-the-line mech called the Citadel and deliver it to the far-flung planet Swindle, a world so hostile even the air will kill you. The client: a man known only as the Warlord.

Bodega. Lover. Sniper. Thief. Scourge of the wicked. In fact, scourge of anyone if there's money to be made. A lawless man in a galaxy overrun by villains, Mork beasts, Dildonians, and the dreaded imperial forces of Crem Slumdump. Aided by his otherwise unemployable crew of drunks, criminals, assassins, and broken down combat droids, Bodega seeks fortune, and trouble seeks him.

Harry Rogers and Jess Cook stumbled into the technological remnants of an alien presence on Earth. Now everyone wants to take it from them. With both the government and a ruthless criminal family hot on their trail, they can’t afford even one mistake. If they win, they get a ticket to the stars. If they fail, they get an unmarked grave.

Jon Ryan was supposed to be dead. He wanted to be dead. But Jon wakes up in the far future with an alien burrowing in his chest for salvage. Someone was going to pay for this. Check that. Lots of people were going to pay for this. Jon was the first astronaut to download to an android host to find the population of doomed Earth a new home. But that was so long time ago. He is now literally lost in time.

When Pentagon bioterror operative Roberto Diaz was sent to investigate a suspected biochemical attack, he found something far worse: a highly mutative organism capable of extinction-level destruction. He contained it and buried it in cold storage deep beneath a little-used military repository. Now, after decades of festering in a forgotten sub-basement, the specimen has found its way out and is on a lethal feeding frenzy. Only Diaz knows how to stop it.

There are cowboy boots on his feet, pop-up hints appearing in his vision, and, oh yeah, there’s a mariachi band in his head. The world's not going to slow down and let him catch up though, no, it's going to throw a chrome hover car at him and hope he gets the picture.

At 22, Commander Ellen Ryu is a little young to be "retired". Ellen seized the chance for freedom when a shadowy organization offered her a ship of her own and an elite, all-female crew. She's got a new mission now: get revenge on the scientist who almost destroyed her...cyborg mercenary Kael Sidassian gets stuck with a mission he can't refuse...he’s also got damaged hardware in his head and a plan to escape from the barbaric merc company that forcibly conscripted him over a decade ago... if they aren't audacious enough to work together, they'll never survive what's coming for them.

Comic-Con, 2036. The world is rocked by the bizarre and inexplicable materialization of Cateklysm Catholicon - a colorfully clad whack job decreeing that humanity's only hope lies in the lessons found in superhero comic books. "Cateklysm's Challenge" is born, enticing even the most skeptical with a prize that promises "the power to change the world".

The only favor the aliens do for Clint Beecham when they abduct him is give him a shirt that says "Do Not Eat" on it in their language. He’s told that as a physicist, he is to be reserved, along with five other scientists, for a mysterious purpose. But 50,000 other humans on board the interstellar scout ship are scheduled to be butchered and frozen, a food supply for the long journey to the alien homeworld. Clint and the other Reserves can’t stand by and let that happen.

Five days after Owen Zastava Pitt pushed his insufferable boss out of a 14th story window, he woke up in the hospital with a scarred face, an unbelievable memory, and a job offer. It turns out that monsters are real. All the things from myth, legend, and B-movies are out there, waiting in the shadows. Some of them are evil, and some are just hungry. Monster Hunter International is the premier eradication company in the business. And now Owen is their newest recruit.

The West has been devastated by epidemics, bio-terrorism, war, and famine. Asia has shut its borders to keep the threats at bay, and some with power and influence have already abandoned Earth. Now an escape route a century in the making - the Nomad mission - finally offers hope to a small town and a secret research centre hidden in a rural American backwater. Shrouded in lies and concealed even from the research centre's staff, Nomad is about to fulfil its long-dead founder's vision of preserving the best of humanity to forge a new future. But who decides who's worthy?

He was in a gang but was trying to change his future, when a board member of the elite advanced academy NEXUS made a snap decision and offered him a chance. Then fate, or an unbalanced genius, offered him another. The Nexus Academy is for the elite trainees from Earth, and now trials from our alien allies, as they teach the future generation how to fight, lead, hack, spy, and many other talents and tactics. Hired by companies, governments, and NGOs, these graduates work to pay off the massive debt their training at the academy accumulates.

When a mine owner thinks that he's above the law and continues to utilize slave labor to keep his mines running, Barnabas, a former Ranger One, must fight for justice.

As if things couldn't get any worse, Arthur is trying to survive yet another dreadful shift at the Hammy Burger when a supervillain barges in and takes him as a hostage. It's clear, from the get-go, that this villain is a poor schmuck who just happened on a dose of ChemX. And so, in an attempt to save the poor bastard from the consequences of his foolish actions, Arthur tries to convince him to surrender. But when the caped cavalry arrives, something happens and Arthur is exposed to a leak of the mysterious chemical substance.

John Chu is a “sherpa” - a paid guide to online role-playing games. For a fee, he and his crew will provide you with a top-flight character equipped with the best weapons and armor. Chu’s new client, "Mr. Jones", claims to be a “wealthy, famous person” with powerful enemies, and he’s offering a ridiculous amount of money for a comprehensive tour. For Chu, this is a dream assignment, but then he begins to suspect that Mr. Jones is really North Korean dictator Kim Jong-un. But Chu also has to worry about “Ms. Pang”, and his angry ex-girlfriend, Darla Jean Covington....

Even D-list supervillains have to start somewhere. Follow Cal Stringel's misadventures as he climbs to the lowest levels of supervillany in the prequel to the smash hit, Confessions of a D-List Supervillain. Angry that he wouldn't be known as the engineer who made Ultraweapon's force blasters, Cal resigns to chase after a bigger, better paycheck. However, the Promethia Corporation isn't going to let him go that easily and sets out to make his life a living hell.

In his junior year at college, the only things on Sean's mind are doing his homework and getting out of college to get a real job. A gamer and a bit of a nerd, Sean's philosophy in life has been to keep his head down and get his work done. But when a failed kidnapping attempt leaves him with a gaping hole in his memory, his oldest friend dead, and his mother missing, Sean suddenly finds his whole world turned upside down as he's thrust into the hidden world of magic and the supernatural.

In the wilds of a jungle planet, the Legion fights in brutal combat as Republic marines fly their SLICS from one tragedy to the next. H292, a repurposed warbot, shows the heart of a hero as he wades into the battle not to destroy - but to save.

On the fringes of human space, a murder will light a fuse and send two rebels on a planetary scale collision course. This audiobook box set contains the first three books of the Opus X sci-fi series from Michael Anderle: Obsidian Detective, Shattered Truth, and Investigating Deceit. Jia lives on Earth, where peace is a given. Erik is on society’s frontier, where authority depends on how much firepower you wield. She is from the powerful, the elite. He is with the military. Both want the truth—but is revealing it good for humanity?

Higgens has the best job in the galaxy. Except for the fact that he’s technically a janitor on a galactic mining vessel. When he discovers an unknown alien species, his world gets turned upside down. He will have to find unlikely allies if he is going to save his new friend and help her build a new home. The Mimic and the Space Engineer boxed set contains the first three books in the Space Shifter Chronicles. If you like fast-paced space adventures with engaging, and quirky, characters, you will love Higgens, Mimic, and their adventures in space.

When a high-value scientist is taken hostage inside the galaxy's most dangerous prison, Halek Cain is the only man for the job. The last remaining survivor of the Reaper program, Hal is an unstoppable force of fuel and madness. A veteran amputee-turned-cyborg, he has a history of violence and a talent for killing that is unmatched by any soldier. With the promise of freedom as his only incentive, he'll stop at nothing to earn back his life from the people who made him, imprisoned him, and were too afraid to let him die.

In the days of yore, he flew the skies and scorched angry mobs - now he hides from swamp tour boats and rises only with the greatest reluctance from his La-Z-Boy recliner. Laying low in the bayou, this once-magnificent fire breather has been reduced to lighting Marlboros with nose sparks, swilling Absolut in a Flashdance T-shirt, and binging Netflix in a fishing shack. For centuries, he struck fear in hearts far and wide as Wyvern, Lord Highfire of the Highfire Eyrie - now he goes by Vern.

Living and slaving in Fill City One, you get used to the smell. We call it the Everpresent Stink. But every once in a while, on a spring day with a breeze, it clears away enough to remind us that there is something more out there. Most Fillers' wildest dreams would be just to get past the walls and live in the mainland. But my dream? It’s a little bigger. I’m going to Mars.

Dominic Moretti was dealing with a lot of issues. Life hadn’t been easy since returning home from Afghanistan. His marriage was on the rocks, his sports betting was out of control, and he was hanging out with the wrong cronies in Manhattan’s Little Italy - just another war hero who couldn’t piece his life back together in the real world. Also, there was that strange, annoying feeling that he was being watched.... Humankind was indeed being evaluated, by the highly advanced Khantam Lom, an alien species in control of much of the galaxy.