Michael, a professor of particle physics, has discovered a way to pierce the veil of time and space, but in so doing, he’s unwittingly opened Pandora’s box. Is it possible to undo what a future version of yourself has done, or is the world doomed to the chaos that’s been loosed on the world?

Deadly radiation from a passing comet is about to destroy life on Earth. In desperation, the US government constructs a series of underground shelters to protect as many people as possible. They are expected to be underground for 20 years before returning back to the surface. But can they survive their time within the confines of the underground shelter? And what will they find when they finally emerge?

Earth has fallen under the influence of the Fermion Party, whose members believe humanity’s future lies in the metaverse, a simulated environment to which people can upload their consciousness to become immortal. As a simulant, one cannot get sick, grow old, or die. Human beings have no business risking their lives in the betaverse, where injury and illness can kill them. And those who wish to explore beyond the solar system blaspheme what the Fermions believe is the natural order.

Maggie Barnes is at the end of her rope. She’s young and broke living in New York, and her newspaper job has been taken by robots. When she’s offered a job aboard the first civilian space colony, Maggie thinks it’s her lucky break. For Jonah Wyatt, the Space Force is his last shot at a military career. After years of tracking down the members of a deadly cyberterrorism ring, he was discharged from the army and stuck working one menial job after another. Now this disgraced combat specialist is headed to space.

What would you do if you woke up and found yourself in a parallel universe under an alien sky? This is the question Zax Delatree must answer every time he closes his eyes. Every time Zax Delatree falls asleep, he travels to a new reality. He has no control over his destination and never knows what he will see when he opens his eyes. Sometimes he wakes up in technological utopias, and other times in the bombed-out ruins of collapsed civilizations.

The planet Majipoor is shared by humans and several alien races, including four-armed Skandars, three-eyed Liiman, and the native, shape-shifting Metamorphs. All are watched over by the King of Dreams, the labyrinth-dwelling Pontifex, and the priestess of the Isle of Sleep, while the Coronal officially rules from atop Castle Mount.

A secret buried in the Antarctic. A puzzle unsolved for thousands of years. And a Brooklyn-born master gunnery sergeant who's royally pissed that he has to babysit the researchers sent to figure it all out. But when Patrick "Wic" Finnegan finally sees what the team has uncovered, he can't believe his eyes, nor is he prepared for the violence to come. Soon, the portal opens and unleashes a storm of unbridled fury upon humanity.

Perhaps it wasn't from our time, perhaps it wasn't even from our universe, but the arrival of the 300-kilometer long stone was the answer to humanity's desperate plea to end the threat of nuclear war. Inside the deep recesses of the stone lies Thistledown: the remnants of a human society, versed in English, Russian and Chinese. The artifacts of this familiar people foretell a great Death caused by the ravages of war, but the government and scientists are unable to decide how to use this knowledge.

Before Hisako Saski is even born, her parents make a deal on her behalf. In exchange for a first-class education and a boost out of poverty, Hisako will marry Adem Sadiq, a maintenance engineer and self-styled musician who works the trade lanes aboard his family's sub-light starship, the Hajj. Hisako is not happy when she finds out about the plan. She has little interest in the broken branch of physics the deal requires her to study and is not keen on the idea of giving up her home and everything she knows to marry a stranger. 

Inheriting your uncle's supervillain business is more complicated than you might think. Particularly when you discover who's running the place. Charlie's life is going nowhere fast. A divorced substitute teacher living with his cat in a house his siblings want to sell, all he wants is to open a pub downtown, if only the bank will approve his loan. Then his long-lost uncle Jake dies and leaves his supervillain business (complete with island volcano lair) to Charlie. But becoming a supervillain isn't all giant laser death rays and lava pits.