After barely escaping from his last project alive, Professor Elliot Brand wanted to spend a few calm months lecturing in London. But when a billionaire presents him with the perfect mystery, he can't resist and soon finds himself in a dangerous world of Nepali spies, ancient ruins, and a truth about humanity that might change the world forever... or end it.

In the depths of an ancient Egyptian tomb, archaeologists make a baffling discovery: the mummified body of a man clad in a space suit. Halfway around the globe, exobiologist Dr. Katherine Shepard and intelligence officer Colonel Devon Peters are summoned to the site of a downed UFO. To their amazement, they find one of the occupants alive. Even more shocking, he appears to be human. As Shepard and Peters delve deeper into the enigma, they expose a chilling truth: aliens have inhabited Earth far longer than anyone could have imagined, and they are not alone.

When expert Navy linguist and cryptographer Charlie Cutter is recruited into a shadowy wing of the NCIS, she's tasked with unraveling a mysterious ancient text that has puzzled researchers for centuries. Charlie isn't eager to revisit her previous failures... but when she discovers the same strange language in top-secret photographs, she finds herself roped into a job that could make or break her young career.

Carpenter Lowell is a disgraced Marine assigned to a remote US research station on Saturn's moon Enceladus, where scientists have made an extraordinary discovery in the ocean below. A special forces team, led by Lowell’s murderous former commanding officer, shows up to investigate. Almost immediately, everything begins to unravel. Something beneath the surface has been activated.

When the American student surprisingly inherits a flat from an old Professor he barely knew, he suddenly is hunted by assassins and caught up in an adventure that will lead him around the globe in a hunt for a relic that could alter human history... or end it.

Two researchers working to save Earth from its climate crisis unexpectedly uncover a 100,000-year-old secret under Antarctica's ice. Will our ancient ancestor's secret be Earth’s salvation or the greatest threat to our survival? The action is fast-paced and nonstop in this international thriller to save the planet and humankind.

At the end of the world, a groundbreaking scientific experiment will change everything. Dr. Laura Reynolds had it all. A job she loved. The respect of her peers. Student debt she was slowly chipping away at. And one day, it all went away. She saw the wrong thing—a colleague's mistake. And to escape, he framed her. Laura's only option is to join a secretive research project in Antarctica, where she hopes to keep practicing medicine and one day get her life back. But soon after arriving, she realizes that things aren't what they seem in this advanced facility.

When Kyle Wimberly, the hands-on president of Full Cycle Solar, Inc., investigates a unit failure, he finds an alien shuttle has crashed into it. The shuttle's captain is grievously injured, his crew dead. Then, to Kyle's surprise, the captain asks for help, speaking perfect English. Kyle and colleague Alexandra Reyes carry the captain to the shuttle's medical bay for treatment by its auto-doc. This simple act of compassion launches the two down a path that will change their lives and the world forever.

No one has ever ventured deeper into space than the four astronauts of Shepherd-1. The aim of their mission is to witness the creation of the cosmos. Using the sun as a lens, they are to align a flock of probes in such a way that the moment of the Big Bang becomes visible. For astronomer Christine, this is a dream come true. So she is bitterly disappointed when the first images are obscured by a kind of veil that prevents any insight. She works obsessively to find a solution, but when she finally succeeds in lifting the veil, she sees something that would have been better kept hidden...

When a stranger with a high-tech implant is found in the remote Finnish wilderness, neurosurgeon Bill and his computer scientist friend Steve see an opportunity. But they don't know what powers they're up against. They soon must ask themselves what moral boundaries they're willing to cross in order to succeed. Ten years later, the world has changed. Airships roam the skies, strange plants grow in the forests, and entire swaths of land are deserted.

Alex Hunter - in the mission that turned him from a normal man into the weapon known as the Arcadian - and the elite team of soldiers known as the Hotzone All-Forces Warfare Commandos must enter a hostile country to rescue a defected Chechen researcher from the centre of a country at war. But the HAWCs are not the only ones looking for the rogue scientist and the mysterious package he carries with him. A brutal and relentless killer and his death squad are on the trail, too - and they bring a savagery with them that Hunter and his team have never witnessed before in modern warfare.

Commander David Bryce is scheduled to lead a routine re-supply run for the Orbital Development Group (ORB) to the fledgling colony on Mars. Without warning, he’s taken away by government agents and told the mission parameters have changed. They’ve discovered something. And it’s drifting closer to Earth. Atlas Donovan tirelessly hunts for an artifact, and tracks the piece to Lake Como, Italy. After the recent news from ORB, Atlas is more drawn to the trail than ever.

The accident came quickly. With no warning. In the dead of night, a precipitous plunge into a freezing river trapped everyone inside the bus. It was then that Army veteran John Reiff’s life came to an end. Extinguished in the sudden rush of frigid water. There was no expectation of survival. None. Let alone waking up beneath blinding hospital lights. Struggling to move, or see, or even breathe. But the doctors assure him that everything is normal. That things will improve. What they haven’t told him… is that he is the first person to be successfully revived from a cryonic sleep.

Since the dawn of civilization, a hidden hand has gripped mankind. Operating in darkness with limitless wealth and power, this ancient Shadow Caste has controlled every major event in human history - mass migrations, revolutions, plagues, even two world wars. But now these ancient “caretakers” want to change the global experiment. Civilization is too successful, they believe, and our overpopulation threatens the existence of all life on earth.

A centuries-old, cursed pirate's treasure, valued at over $2 billion, lies deep within the treacherous waters off the coast of Maine. Men who have attempted to unearth the fortune have suffered gruesome deaths. Will a high-tech expedition meet the same fate?