Dr. Xin Rou is a Chinese researcher working at the IceCube neutrino experiment at the South Pole. On lucky days a single flash might signal the passage of a ghostly interstellar particle. Suddenly, IceCube’s entire array lights up. A million detectors at once. Which is impossible. The Antarctic sky is clear and calm—but she is already running for the door.

When you have to kill the same terrorist twice in one week there’s either something wrong with your world or something wrong with your skills - and there’s nothing wrong with Joe Ledger’s skills. And that’s both a good and a bad thing. It’s good because he’s a Baltimore detective who has just been secretly recruited by the government to lead a new task force created to deal with the problems that Homeland Security can’t handle....

We were outnumbered, outfought. Mankind was about to fall to the alien Flock. Our only chance was a desperate gamble, transforming Tier One SpecOps agents into deadly super soldiers. In the end, we won the war, but we lost the peace. The Flock surrendered and spent the next two hundred years making reparations, indentured to humanity, doing everything humans did not want to do. And the evolved super soldiers were consigned to an endless sleep. Ready if ever needed, but in time they became myths. Abandoned and forgotten.

Harry Bauer has been kicked out of the military, the only job he's ever loved. Now he’s back in New York, and unemployed—until Russian Mafia boss Peter Rusanov offers him a job wiping out the Albanian Mafia. It’s a job he figures could make him rich, until Colonel Jane Harris shows up, takes him for a ride to Pleasantville, and tells him about Cobra. Then all hell breaks loose.

Navy SEAL Keith “Chunk” Redman has been one of the military’s top doorkickers since the day he pinned on his trident: loyal, single-minded, lethal. Tasked to lead a new, covert team of Tier One SEALs—the most elite special operators in the world—Chunk can no longer simply rely on the status quo. To safeguard America, he needs help to stay a step ahead of its adversaries.

John Dempsey's life - as an elite Tier One Navy SEAL named Jack Kemper - is over. A devastating terrorist action catapults him from a world of moral certainty and decisive orders into the shadowy realm of espionage, where ambiguity is the only rule. His new mission: hunt down those responsible for the greatest tragedy in the history of the US Special Ops and bring them to justice.

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?

On his last combat deployment, Lt. Cmdr. James Reece's entire team was killed in an ambush that also claimed the lives of the aircrew sent in to rescue them. But when those dearest to him are murdered on the day of his homecoming, Reece discovers that this was not an act of war by a foreign enemy but a conspiracy that runs to the highest levels of government. Now, with no family and free from the military's command structure, Reece applies the lessons that he's learned in over a decade of constant warfare toward revenge.

Deep in the Afghan mountains, Sergeant Michael Pitcher discovers an object with powers that defy explanation. After interacting with it, he suffers a traumatic seizure and is flown home for evaluation. Cleared by the doctors, Michael goes home to his relieved wife, Josie. But he’s a changed man. The once-loving husband is now coldly withdrawn. When a team of scientists connected to Sergeant Pitcher vanishes without a trace, CIA agent Dean Ninemeyer comes to him for insight - only to find that the recovering soldier has also disappeared.

NASA is about to launch Apollo 18. While the mission has been billed as a scientific one, flight controller Kazimieras "Kaz" Zemeckis knows there is a darker objective. Intelligence has discovered a secret Soviet space station spying on America, and Apollo 18 may be the only chance to stop it. But as Kaz races to keep the NASA crew one step ahead of their Russian rivals, a deadly accident reveals that not everyone involved is who they were thought to be. With political stakes stretched to the breaking point, the White House and the Kremlin can only watch as their astronauts collide.

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.

Before he was an Elfin Lord - before he even joined that secret group of Mages - Jamie Riley was a Mage recruited by the FBI and the Office of Supernatural Policing and Investigation. A new-minted Inspector sent into one of the most complicated supernatural regions in the country: Los Angeles. The rest of OSPI’s LA team has grown comfortable with allowing politics and pragmatism to decide which cases they pursue - but when Jamie’s investigation suggests that a pillar of the supernatural community has killed in cold blood, he will let nothing get in the way of getting the murderer.

Across the world, the United States recalls troops to combat civil unrest after the biggest economic meltdown in history. Marine Sergeant Ronaldo Salvatore’s platoon comes home to a powder keg that could ignite a civil war. While some see the coming collapse as the end, others see opportunity. Fleeing Naples after rival crime lords decimated his family, Don Antonio Moretti settles in Los Angeles to rebuild his criminal empire. But he is far from alone in his ambitions.

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.