In 1939, a secret airship departed Nazi Germany in the dark of night filled with some of the most influential people of its time. Its cargo: a complement of rich Jewish families carrying their most valuable possessions. One such item among them was as dangerous as it was priceless. The airship never reached its destination. In 2015, Sam Reilly, a marine biologist and wealthy son of shipping mogul James Reilly, discovers a missing clue about the lost airship, and what follows is a violent treasure hunt.

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?

Daniel Rice is a government science investigator whose specialty is solving seemingly intractable problems through scientific inquiry. But Daniel's intellectual strength is sorely tested by the bizarre realities he finds in the quantum world. Extra dimensions of space trap the unwary, probability replaces cause and effect, and time isn't what anyone imagined. The other side of the mirror is a place full of dangers, but it's also somewhere a dedicated scientist can uncover secrets that connect humans with something greater.

Matthew Keating, a one-time Navy SEAL—and a past president—has always defended his family as staunchly as he has his country. Now those defenses are under attack. A madman abducts Keating's teenage daughter, Melanie—turning every parent's deepest fear into a matter of national security. As the world watches in real time, Keating embarks on a one-man special-ops mission that tests his strengths: as a leader, a warrior, and a father.

US President Keegan Barrett has swept into office on his success as Director of the CIA. Six months into his first term, he devises a clandestine power grab with deadly consequences. Barrett personally orders CIA agents Liam Grey and Noa Himel to execute his plan, but their loyalties are divided. The CIA serves at the pleasure of the president, yet they’ve sworn to support and defend the Constitution of the United States against all enemies, foreign and domestic. When the threat comes directly from the Oval Office, that’s where the blowback begins.

Smuggled to the Middle East as a child. Trained as one of the most elite insurgents of his generation. Forced to do things no one should, for a cause he couldn't believe in. But as his brothers were preparing to kill, he was looking for a way out. Now, on the eve of the deadliest coordinated attacks the world has ever seen, he'll finally get his chance. He will break free and hunt down those who made him a monster. He must draw on all his training to survive. He is Sleeper 13.

When Liz Greene discovers that her father is missing, she is unwittingly drawn into a sinister plot that could change the world forever. Before he went missing, Professor Harry Greene had been working on a crucial research project with major ramifications for the world. Now, Liz needs to find both her father, and his groundbreaking research before it's too late.

A Cold War attack by Soviet helicopters on an Afghan village. A knife-edge CIA operation that goes wrong. And a vengeful mujahideen tribesman, armed with Stinger missiles. When CIA officer Joe Johnson is handed the tough task by his boss of capturing a Soviet helicopter and forging better contacts among the mujahideen, he unknowingly finds himself up against a sinister KGB rival who wants him dead.

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.

Riske is a freelance industrial spy who, despite his job title, lives a mostly quiet life above his auto garage in central London. He has avoided big, messy jobs - until now. A gangster by the name of Tino Coluzzi - once a compatriot of Riske - has orchestrated the greatest street heist in the history of Paris: a visiting Saudi prince had his pockets lightened of millions in cash, and something else. Hidden within a stolen briefcase is a secret letter that could upend the balance of power in the Western world. The Russians have already killed in an attempt to get it back.

Tom Novak is a troubled soul with a dark and bloody past. A former refugee, Royal Marine and member of the elite Special Reconnaissance Regiment, he now finds himself struggling with the deadening routine of day-to-day policing. When he is deployed undercover to infiltrate a gang of people traffickers, things go badly wrong. Faced with an impossible choice, his cover is blown, and he finds himself on the run from the Serbian mafia and even his fellow police colleagues.

British M16 Agent and former SAS trooper Jack Tate is trying to escape his past when he witnesses a terrorist attack of unthinkable scale. An electro-magnetic pulse knocks out the US power grid, killing anything with a computer processor, throwing the whole country into chaos. Under the cover of the blackout, a clandestine operation aims to assassinate prominent public figures on US soil. Looting and violence spreads across the country. And Jack Tate’s past comes back to haunt him.

Chris Collins is a CIA deputy director with a history of rogue missions. He's lost his wife, his career, and maybe his friends...but there are new "friends" around every corner. And along with the new friends, some powerful new enemies. On a bitterly cold night in Washington DC, Chris Collins is heading home to open his favorite bottle of red, when his past walks right by him. A day later, his world falls apart. But he has no time to feel sorry for himself, as he soon realizes that evil forces are at work on an international scale and his country is under attack from within.

In Europe, the Americans are pulling out their troops in a tide of isolationism. Britain, torn between loyalties to America and the continent, is caught in the middle. Across the pond, a space shuttle crashes on landing, killing all but one of the crew on board: A British citizen named Mike Dreyfuss, who will become vilified by the US press and protesters. Halfway across the world, at English ground control headquarters, Martin Hepton watches with dismay as they lose contact with the most advanced satellite in Europe.

From the bestselling author of The President Is Missing, an undercover CIA officer has seven days to save her country—and her family—from the world’s most dangerous double-agent. Agent Amy Cornwall excels at working from the shadows—until a botched field operation reveals dark dealings between her bosses and an informant. And a hidden plot by a terrorist genius that could kill thousands of Americans. Among them: her husband and daughter.

Tom Novak is a troubled soul with a dark and bloody past. A former refugee, Royal Marine and member of the elite Special Reconnaissance Regiment, he now finds himself struggling with the deadening routine of day-to-day policing. When he is deployed undercover to infiltrate a gang of people traffickers, things go badly wrong. Faced with an impossible choice, his cover is blown, and he finds himself on the run from the Serbian mafia and even his fellow police colleagues.

Sam Acquillo is at the end of the line: he's a middle-aged corporate dropout living in a ramshackle cottage in Southampton's North Sea. But then the old lady next door ends up floating dead in her bathtub, and it seems that Sam is the only one who wonders why.

After his mission is suddenly terminated in Washington, D.C., British Intelligence agent Nick Stone decides to visit an old colleague, Kev Brown. But when Stone arrives at his friend's eerily quiet suburban home, he discovers a chilling scene of carnage. Every member of the Brown family has been brutally slaughtered except one: seven-year-old Kelly Brown. His instincts on red alert and adrenaline in overdrive, Stone grabs the girl and runs - with anonymous assassins in hot pursuit.

Meet Jake Oliver. The day will come when he's one of the best cleaners in the business, a man skilled at making bodies disappear. At the moment, however, he's a 22 year old rookie cop, unaware his life is about to change. In a burning barn a body is found--and the fire isn't the cause of death. The detectives working the case have a pretty good idea about what went down. But Officer Oliver thinks it's something else entirely, and pursues a truth others would prefer remain hidden - others who will go to extreme lengths to keep him quiet.

West Berlin, 1979. Helen Abell oversees the CIA's network of safe houses, rare havens for field agents and case officers amidst the dangerous milieu of a city in the grips of the Cold War. Helen's world is upended when, during her routine inspection of an agency property, she overhears a meeting between two unfamiliar people speaking a coded language that hints at shadowy realities far beyond her comprehension. Before the day is out, she witnesses a second unauthorized encounter, one that will place her in the sight lines of the most ruthless and powerful man at the agency.

Saddle up and join Wynonna Earp on an immersive new audio adventure in the gritty supernatural world of Purgatory. This Audible Original invites you deeper into the Weird West to follow Wynonna Earp (Melanie Scrofano), as she embarks on her craziest adventure yet: riding off into the sunset with her soulmate, Doc Holliday (Tim Rozon)—yes ... that Doc Holliday. Brace yourself for more wise-cracking demon hunters, earth-shattering revelations and all the genre-blending action you've come to expect from the cult hit TV series.

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.

Six days ago, astronaut Mark Watney became one of the first people to walk on Mars. Now, he's sure he'll be the first person to die there. After a dust storm nearly kills him and forces his crew to evacuate while thinking him dead, Mark finds himself stranded and completely alone with no way to even signal Earth that he’s alive - and even if he could get word out, his supplies would be gone long before a rescue could arrive. But Mark isn't ready to give up yet.

Ashley Perrin is fresh out of college and starting a job as a community liaison for the Third District–the city’s only sector with more alien residents than humans. Ashley’s barely found where the paper clips are kept when she’s beset with constituent complaints–from too much noise at the Annual Lupidian Celebration Parade to a trip-and-fall chicken to a very particular type of alien hornet that threatens the very city itself. And if that’s not terrifying enough, Ashley is next up at the office karaoke night.

In the not-too-distant future, a 21-member crew launches from Earth. Their mission: to establish a temporary colony on Mars. Little do they know that colony will become permanent–and the last stand of the human race. Because, without warning, every single person left on Earth simply...vanishes. Now, a thousand years later, the resources needed to sustain life are running out, and the very existence of the Mars colony is threatened. Humankind has only one option–to return to its home planet.