Five years ago, the ghost hunting Supernaturals disbanded after being accused of faking their experiences at Summer House. Now, the eccentric, but brilliant, team of scientists and paranormal experts are being asked to join forces once again - this time to save the president. Through strenuous investigation and mysterious messages about returning home, the team soon discovers the long lost home of the president: a small town in California called Moreno, a modern ghost town.

Seven years ago Professor Gabriel Kennedy's investigation into paranormal activity at Summer Place ended in tragedy and destroyed his career. Now Kelly Delaphoy, the ambitious producer of a top-rated ghost-hunting television series, is determined to make Summer Place the centerpiece of an epic live broadcast on Halloween night. To ensure success she needs help from the one man who has come face-to-face with the evil that dwells in Summer Place, a man still haunted by the ghosts of his own failure.

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.

Down there, beyond the deepest caves, below the crust and the mantle, there is another world. An old woman locked away in a Russian asylum has a secret - knowledge of a 500-year-old manuscript written by a long-dead alchemist that will show a passage to the mythical centre of the Earth. She knows it’s real because 50 years ago, she and a team travelled there. And only she made it back. Today, caving specialist Mike Monroe leads a crew into the world’s deepest cave in the former Soviet Union. 

Lucas Tappan, a wealthy and eccentric billionaire and founder of Icarus Space Systems, approaches the Santa Fe Archaeological Institute with a proposal for an excavation - and a hefty donation. Hoping to bring welcome publicity to the privatized space travel industry, he wants to finance a careful, scientific archaeological excavation of the 1947 Roswell Incident site. The Institute agrees and Nora Kelly, much to her annoyance, is tasked with the job. Instead of the evidence of a crashed UFO, Nora's excavation immediately uncovers two unknown murder victims buried at the site. 

Like millions of people around the world, Jeremy Logan (famed enigmalogist, or investigator of unexplained things) has grown to rely on his incredible new tech device. Made by Chrysalis, the global multibillion dollar tech company, the small optical device connects people in a stunning new way, tapping into virtual reality for the first time on a wide scale.

A gifted student foretells an apocalypse. Her reward is a sentence of death. Fleeing into the unknown, she is drawn into a team of outcasts: A broken soldier, who once again takes up the weapons he’s forbidden to wield and carves a trail back home. A drunken prince, who steps out from his beloved brother's shadow and claims a purpose of his own. An imprisoned thief, who escapes the crushing dark and discovers a gleaming artifact—one that will ignite a power struggle across the globe

Mysterious gateways are appearing throughout the universe, bridging violent civilizations, leading to war, and sowing chaos. While some species succumb to the pandemonium, the Chut’un forge an unholy symbiotic relationship—The Order—with red Europhids, a vast hive intelligence populating the universe’s far reaches. Desiring structure and fearing the unknown, they cull everything opposed to their plan, including the Europhids’ blue counterparts, carrying out a galactic genocide until only one blue Europhid remains...inside Moses Montgomery, a.k.a. "Dark Horse".

The Ghent Altarpiece is the most violated work of art in the world. Thirteen times it has been vandalized, dismantled, or stolen. Why? What secrets does it hold? Enter UNESCO investigator, Nicholas Lee, who works for the United Nations’ Cultural Liaison and Investigative Office (CLIO). Nick’s job is to protect the world’s cultural artifacts—anything and everything from countless lesser-known objects to national treasures. When Nick travels to Belgium for a visit with a woman from his past, he unwittingly stumbles on the trail of a legendary panel from the Ghent Altarpiece.

Half a century ago, an aberration was spotted by one of our earliest satellites, and summarily dismissed as a hardware malfunction. But it was no aberration. And no malfunction. It was an accidental glimpse of something extraordinary, and very old. Mocked for decades, the man who designed the satellite is now dead. With the system's original data firmly in the hands of former NTSB investigator Joe Rickards and anthropologist Angela Reed.

Miah Gray is a 27-year-old former army soldier living in rural New Hampshire with his sister, mother, and her boyfriend. He is plagued by PTSD, finding solace, but not redemption, with the aid of prescribed cannabis. All he wants to do is get high, relax with a good sandwich, and watch a meteor shower with his neighborhood crush, Jen. When the sun's light is blotted out the following morning and the world is plunged into darkness, Miah finds himself locked down with his family, covering windows with trash bags, lighting candles, and following the arcane rules of an ancient prophecy.

Convicted of a minor traffic violation, Rev Pelletier is conscripted into the Perseus Union Marine Corps...for up to a 30-year term of service. Anxious to get back to his civilian life and job, Rev opts for a shorter term as a Marine Raider taking the fight to the enemy. But with extremely high mortality rates, can he and his friends survive until their term of service is over? 

Five years ago, aliens destroyed a carrier and its airwing at Jupiter without warning. Since then, the Earth’s nations have learned to work together, and they want to know more about the aliens who appeared, attacked, and vanished without a trace. The Americans have provided a new carrier. Chinese technology has made going after the invaders possible. And the Russians have developed a new control system that will give the craft never-before-seen capabilities. Mankind’s next war is upon us, and Uplink Squadron is the tip of the spear.

It is the morning of the reaping that will kick off the 10th annual Hunger Games. In the Capitol, 18-year-old Coriolanus Snow is preparing for his one shot at glory as a mentor in the Games. The once-mighty house of Snow has fallen on hard times, its fate hanging on the slender chance that Coriolanus will be able to out charm, outwit, and outmaneuver his fellow students to mentor the winning tribute. The odds are against him. He’s been given the humiliating assignment of mentoring the female tribute from District 12, the lowest of the low.

Juan Cabrillo's first adventure with the Oregon - a state-of-the-art spy ship disguised as a nondescript lumber hauler - takes him and his crew into dangerous waters as they try to put Tibet back in the hands of the Dalai Lama by striking a deal with the Russians and the Chinese.