A mysterious convergence of natural disasters threatens to destroy life as we know it, and people across the United States are going missing. With no one left to investigate, Special Agent Kendra Baker takes the case, trying to solve the disappearances before she’s out of time. Among those abducted is Valeria Miller, the daughter of ex-Marine Corporal Andrew Miller, and he’ll stop at nothing to find her. With the help of an unstable conspiracy theorist, they find themselves on the trail of a reclusive billionaire who just might have all the answers.

Drake, a retired police detective, receives a call in the dead of night from an alien-obsessed podcaster. He hastily departs for Montana the following morning. The phenomenon continues all over the globe. What are they? What do they mean? Britt is on assignment for a digital magazine when she encounters one of the Glass in a tragic boating accident, leaving her no choice but to follow the lead. Panic ensues as mysterious creatures are sighted.

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.

Rex Walker always wanted to be like his father: a daring, adventurous man, traveling the world in pursuit of mysterious relics. While teaching anthropology at a Boston college, Rex attempts to bury the past, until he discovers a hidden clue he can’t ignore. With the help of a former student, he teams up with an alien-obsessed billionaire, and they search for the fabled Bridge. As an unidentified object nears Pluto, speculation surges. Some hail it as the homecoming of a distant alien race, and this cult is unwavering in their efforts to usher our world into a new era.

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.

There's a reason We Are Legion was named Audible's Best Science Fiction Book of 2016: Its irresistibly irreverent wit! Bob Johansson has just sold his software company for a small fortune and is looking forward to a life of leisure. The first item on his to-do list: Spending his newfound windfall. On an urge to splurge, he signs up to have his head cryogenically preserved in case of death. Then he gets himself killed crossing the street. Waking up 117 years later, Bob discovers his mind has been uploaded into a sentient space probe with the ability to replicate itself.

Colton Beck has six months to live. He works for the Angor near Los Angeles, aware that any day could be his last. The Angor arrived twenty years ago, resolved to help mankind survive, but not everyone believes their motives are honorable. When the Angor offer humanity a colony world, Colton is determined to see another planet before his final breath. He's been diagnosed with Xeno, a rare disorder that surfaced with the Angor's arrival, but he won't let this stop him.

Alec works in the Detroit Overseer-factories, building a mysterious alien device. When three strangers appear, he's provided an opportunity to escape after years of servitude. Cole, a Freeborn loner, encounters Lina after her village is destroyed by the alien Occupation. Together, they make the arduous journey to a fabled safe-zone, trying to stay one step ahead of the enemy drones on their trail. Dex is a Hunter, working for the Occupation to track down escaped factory slaves, or Roamers, at all costs. But his latest hunt uncovers a massive secret.

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?

From the Audie-nominated narrator of The Martian. In eleven years' time, a million members of an alien race will arrive at Earth. Years before they enter orbit, their approach will be announced by the flare of a thousand flames in the sky, their ships' huge engines burning hard to slow them from the vast speeds needed to cross interstellar space. These foreboding lights will shine in our night sky like new stars, getting ever brighter until they outshine even the sun, casting ominous shadows and banishing the night until they suddenly blink out.

We were fighting on the wrong side of a war we couldn't win. And that was the good news. The Ruhar hit us on Columbus Day. There we were, innocently drifting along the cosmos on our little blue marble, like the native Americans in 1492. Over the horizon come ships of a technologically advanced, aggressive culture, and BAM! There go the good old days, when humans only got killed by each other. So, Columbus Day. It fits. When the morning sky twinkled again, this time with Kristang starships jumping in to hammer the Ruhar, we thought we were saved.

Following their successful mission to destroy the slaver ring in New York City, Wic and the members of Phantom Team pass through the Antarctic’s origin ring and find themselves deep in the heart of the Androchidan Empire. But as the scope of the alien specie’s operation becomes apparent, Phantom Team realizes they can’t standby as humanity is culled into submission. Efforts must be made to slow the enemy’s progress, if not stop it altogether.

My name is Kazimir Wolfe. People call me "Kaz", except they don’t. I never use my real name; it’s too dangerous, for me and for anyone I meet. I’m on the run from the law, who think I killed my aunt, and from whoever did kill her, because they want to finish the job. So, I move around a lot, working construction or whatever job I can find. It’s a lonely life. I don’t let anyone get close...people who get close to me end up dead. Why? I’m a wizard. The world’s only wizard, as far as I know.

Dr. Sam Anderson is one of the most celebrated scientists in history. Ten years ago, he invented a device that changed the world forever. Now his life is about to be ripped apart—and his own creation may be to blame. One fateful morning, Sam discovers that his girlfriend has been murdered and that his daughter is accused of the crime. Sam believes she's innocent, but he can't prove it. There's only one thing he can do to save his daughter: confess to the crime. And so he does. But in the future, murderers aren't sent to prison. They're sent to the past.

When the Ornu came, they took Earth in a single night. Humanity never stood a chance. Now, they force us to crew their ships and fight their wars for them. They hold Earth hostage, and if we refuse to do their bidding, they’ll lay waste to our precious blue marble. Slaughtering the billions who live there. But when Captain Bill Henderson is sent to claim a small moon for his masters, he finds something they never accounted for. An ancient warship – a behemoth abandoned for millennia by a species that reached its peak at the dawn of the universe.