While on vacation sailing the waters of the Puget Sound, geophysicist Alex Cave hears a mayday call on the radio and sees a brilliant flash of neon-blue light surround an oil tanker. He changes course to help and discovers there was no explosion, no one on board, and the oil has mysteriously vanished without a trace.

It's easy to become invisible in the Florida Keys. Mac Travis was doing his best to keep a low profile: diving, fishing, and enough salvage work to pay his bills. It's a good life until he discovers something while spearfishing that could change the pristine Keys forever.

With the help of a powerful computer system, Alison Shaw and her team are preparing to translate the first two-way conversation with the planet's second smartest species. But the team discovers much more from their dolphins than they ever expected when a secret object is revealed on the ocean floor. One that was never supposed to be found.

If you love mysteries with action, suspense and a touch of humor and romance, then the David Wolf series is for you.

Cities all around the world reported strange alien vessels descending. Some saw them as the heralds of a new age; others fired everything they had at them. All were taken as the beams lashed down and drew them into the sky. Dean was left behind, seemingly the last man on Earth. A trail of clues left by his dead wife guides Dean on a perilous journey across America and beyond to learn the truth behind the mysterious ships and save humanity from its doom.

September 1858: An Antarctic whaler stumbles across an aged wreck, her frozen crew guarding a priceless treasure.

Kurt Austin and his crew are back to slake their thirst for action as they attempt to drown an eco-extortionist's plan to control the world's freshwater supply. From deep within the Venezuelan rain forest emanates the legend of a white goddess and a mysterious tribe with startling technical accomplishments. Few believe the tribe exists, and even fewer suspect its deity can change the course of history.

At the top of the world… at the bottom of the sea… a war has begun. Below the polar ice cap, an American nuclear submarine moves quietly in the frigid water, tailing a new Russian sub. But the usual, unspoken game of hide-and-seek between opposing captains ends when the Americans hear sounds of disaster and flooding, and the Russian sub sinks at a depth of a thousand feet. The American sub rushes to help, only to join its former quarry in the deep. The situation ignites tensions around the world.

Grant Stevens, a mid-level manager for the Bureau of Reclamation, only wanted to build dams. He never imagined he would be swept into a desperate race against an environmental terrorist bent on restoring the Colorado River by blowing up the dams. Left temporarily in charge of the Bureau, Grant must react when the first dam is attacked. He faces the unthinkable task of mitigating the massive flood roaring down the Colorado.

Daniel Ash wakes after midnight to the cry of his daughter. Just a bad dream, he thinks. She's had them before. Yet he can't help but worry when she cries out again as he pads down the hallway. Stepping through her doorway, he expects to find her sitting up in bed, frightened by a nightmare. But the nightmare is his. It's real. And it's just beginning....

Jack Steele is an ex-big-city cop that left the department after losing a friend in the line of duty. Recovering from a tough divorce, he reinvents himself with a love of flying and restructures his life as a pilot for hire. Accompanied by his ever-present German Shepherd, Fritz, Jack will fly almost anything anywhere, shuttling new and used planes for clients all over the world. He had never been a Boy Scout, but he is a man who likes to stay prepared and in control of whatever life throws at him. But nothing could have prepared Jack and his copilot for how life suddenly goes drastically and violently sideways...

Seismologist Dr. Doug Lam has spent years researching the Cascadia Subduction Zone. He published a theory that the unrelieved tectonic strain beneath the idyllic landscape of Cascadia Island could be triggered with modern construction processes - with catastrophic results. The paper was disregarded, even ridiculed, by his peers and by mega wealthy developer Mick Walker, who stands to earn millions from the construction of a luxury resort on Cascadia.

Ananke thought her week couldn't get worse, but as she hunts for the man who screwed up her previous job, things really go sideways. Turns out, she's not the only one having problems. Rosario can acquire anything for anyone, but can she obtain freedom for herself when her latest assignment goes awry? Dylan's sure his new gig will be a walk in the park - or rather, a drive, given that he's a courier. Unfortunately, the road is a bit bumpier than he expected.

Templar Treasure! Romanov's Bane! The Amber Room! This collection includes three action-packed adventures from the Dane Maddock Origins series: Hell Ship, Dead Ice, and Amber.

In the summer of 1947, an unidentified object crashed in Roswell, New Mexico. There were no survivors. Now it's happened again. But this time, two creatures have emerged from the wreckage alive.