How can a colony on Mars survive when the greatest danger on the planet is humanity itself? All contact is lost with the first privately funded colony on Mars during a long and destructive sandstorm. Satellite imagery of the aftermath shows extensive damage to the facility. The 54 colonists who called it home are presumed dead.

When a sink hole opens up near the Australian outback town of Pintalba, it uncovers a pristine cave system. Sam joins an expedition to explore the subterranean passages as paramedic support, hoping to remain unneeded at base camp. But, when one of the cavers is injured, he must overcome paralyzing claustrophobia to dive pitch-black waters and squeeze through the bowels of the earth. Soon he will find there are fates worse than being buried alive, for in the abandoned mines and caves beneath Pintalba, there are ravenous teeth in the dark.

NASA finally made it. The very first human has just set foot on the surface of our neighbor planet. This is the start of a long research expedition that sent four scientists into space. But the four astronauts of the NASA crew are not the only ones with this destination. The privately financed "Mars for Everyone" initiative has also targeted the Red Planet. Twenty men and women have been selected to live there and establish the first extraterrestrial settlement.

Mankind has long dreamed of reaching out to live on other planets, and with the establishment of the Mars Endeavour colony, that dream has become reality. The fledgling colony consists of 120 scientists, astronauts, medical staff, and engineers. Buried deep underground, they're protected from the harsh radiation that sterilizes the surface of the planet. The colony is prepared for every eventuality except one - what happens when disaster strikes Earth?

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.

It was not common to awaken in a cloning vat streaked with drying blood. At least Maria Arena had never experienced it. She had no memory of how she died. That was also new; before, when she had awakened as a new clone, her first memory was of how she died. Maria's vat was in the front of six vats, each one holding the clone of a crew member of the starship Dormire, each clone waiting for its previous incarnation to die so it could awaken. And Maria wasn't the only one to die recently....

Bestselling author Matthew Mather presents all four books in the Nomad series, now available in a single audiobook collection: Nomad, Sanctuary, Resistance, and Destiny.

The Tantalus 13 survey expedition went off the rails as soon as Mary Ketch and the crew of the Diamelen learned that the thing beneath their feet wasn’t a planet. An impossibly vast and ancient artificial structure lies below, hidden from the universe under a façade of cratered stone. SCARAB arrived on Tantalus 13 two years ago. An artificially intelligent, self-constructing factory, it was supposed to aid the crew in their mission, to meet their every need.

For a thousand years the ash fell and no flowers bloomed. For a thousand years the Skaa slaved in misery and lived in fear. For a thousand years the Lord Ruler, the "Sliver of Infinity," reigned with absolute power and ultimate terror, divinely invincible. Then, when hope was so long lost that not even its memory remained, a terribly scarred, heart-broken half-Skaa rediscovered it in the depths of the Lord Ruler's most hellish prison.

Alicia Berenson’s life is seemingly perfect. A famous painter married to an in-demand fashion photographer, she lives in a grand house with big windows overlooking a park in one of London’s most desirable areas. One evening, her husband, Gabriel, returns home late from a fashion shoot, and Alicia shoots him five times in the face and then never speaks another word. Alicia’s refusal to talk, or give any kind of explanation, turns a domestic tragedy into something far grander, a mystery that captures the public imagination and casts Alicia into notoriety.

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.

Sacred artists follow a thousand Paths to power, using their souls to control the forces of the natural world. Lindon is Unsouled, forbidden to learn the sacred arts of his clan. When faced with a looming fate he cannot ignore, he must rise beyond anything he's ever known...and forge his own Path.

If Avery Chambers can’t fix you in 10 sessions, she won’t take you on as a client. Her successes are phenomenal—she helps people overcome everything from domineering parents to assault—and almost absorbs the emptiness she sometimes feels since her husband’s death. Marissa and Mathew Bishop seem like the golden couple—until Marissa cheats. She wants to repair things, both because she loves her husband and for the sake of their eight-year-old son. After a friend forwards an article about Avery, Marissa takes a chance on this maverick therapist.

In the year 2045, reality is an ugly place. The only time Wade Watts really feels alive is when he’s jacked into the OASIS, a vast virtual world where most of humanity spends their days. When the eccentric creator of the OASIS dies, he leaves behind a series of fiendish puzzles, based on his obsession with the pop culture of decades past. Whoever is first to solve them will inherit his vast fortune—and control of the OASIS itself.

Twenty-seven years is a long time unless you are trying to save the world. Nick was enjoying a late fall day, happily skipping his English class, when he was interrupted by a little silver ball. A ball that not only spoke, but claimed to be an alien artificial intelligence sent to warn humanity that a xenophobic alien race was on its way to wipe out every man, woman, and child on the Earth. The catch: They would arrive in 27 years.