Science Fiction Time Travel

Ann Decker fixes computers for a living, and in the evenings she passes the time sharpening her hacking skills. It's not a very interesting life, but she gets by - until one day she's contacted with a job offer for a company called Transformations Incorporated. None of her coworkers has ever heard of it before, and when Ann is finally told what the company does, she can hardly believe it: TI has invented technology to travel in time.

Esta’s parents were murdered. Her life was stolen. And everything she knew about magic was a lie. She thought the Book of Mysteries held the key to freeing the Mageus from the Order’s grasp, but the danger within its pages was greater than she ever imagined. Now the Book’s furious power lives inside Harte. If he can’t control it, it will rip apart the world to get its revenge, and it will use Esta to do it. To bind the power, Esta and Harte must track down four elemental stones scattered across the continent. But the world outside the city is like nothing they expected.

Molly Moon returns...and bumps into earlier versions of herself, four of them, to be exact, all kidnapped and transported back in time to nineteenth-century India by Molly's most fearsome nemesis yet, an insane maharaja. Molly foiled his plans once already, by stopping Primo Cell from becoming president of the United States. This time around, the maharaja is determined to alter the course of history. The only thing standing in his way is Molly and her brave pug, Petula.

Regan Fitz and Elliot Mason have been enemies since they started training to become Glitchers - people who travel through time to preserve important historical events. But everything changes when they find a letter from Regan’s future self, warning them about an impending disaster that threatens them and everyone they know.

Major Rodger Y. Murphy should have died when his helicopter crashed off the coast of Mogadishu in November, 1993. Instead, he woke up in August, 2125, in a binary star system 152 light years from home. Without any memory of the otherworldly abductors who spirited them away in cold sleep, Murphy and 100 other “Lost Soldiers” have been retrieved and awakened by officers of the Consolidated Terran Republic. Promising to return to the 55 Tauri B system after completing a distant mission, they leave the twentieth century castaways with a daunting objective.

Humanity might have died out once, but Isaac got a second chance at life, returning to the time when the [System] initialized. Grasping this chance with both hands, he worked tirelessly to bring his future knowledge to the masses, but even so, some disasters are inevitable.

An orphan, Blake Walker has never really known who he was, and his strange flashes of intuition have always set him apart from those who raised him and everyone else he has known. Acting on one of those flashes, he prevented a murder. But neither the assailant nor his intended victim were from the world Walker had always known - he had stumbled onto the greatest secret of the ages. Our Earth is only one of an infinite number of Earths, each with a slightly different history from the others, each separated from the others in a crosstime dimension.

For the Tenth Doctor, the festive season always brought adventure. In fact, he's saved Christmas across space and time more times than we ever knew. Join the Doctor (and Donna and Martha and Rose, and other friends old and new) for incredible tales of daring and danger. From Daleks plotting to save humanity to Sycorax working to exploit it...from star-narwhals massing on the Moon to a toy factory in space. Because even in the jolliest of seasons there's a world or two to save.

Esta isn’t a stranger to high-stakes heists. She’s a seasoned thief who has no reservations about using her affinity for time to give her an edge, and she’s trained her whole life for one mission: travel back to 1902 New York, steal the ancient Book of Mysteries, and use its power to destroy the Brink and free the Mageus from the Order’s control. But the book held a danger that no one anticipated - Seshat, an angry goddess, was trapped within its pages.

In a race against the clock, I not only have to figure out his identity, but I'll have to outwit a voice from the future telling me to kill him. Because I'm starting to realize no one is telling the truth. But how can I play chess with someone who already knows the outcome of my every move? Someone so filled with malice they've lost all hope in humanity? Well, I'll just have to find a way - because now they've drawn a target on the only boy I've ever loved....

In a 1920s-esque America, Prohibition is in force, fedoras, flapper dresses and tommy guns are in fashion and intrigue is afoot. Intrepid librarians Irene and Kai find themselves caught in the middle of a dragon vs dragon contest. It seems a young librarian has become tangled in this conflict, and if they can't extricate him, there could be serious political repercussions for the mysterious library. And, as the balance of power across mighty factions hangs in the balance, this could even trigger war.

Peter, Mary, and Hank journey to the pyramid-studded desert of ancient Egypt. When the trio become friends with Pharaoh's daughter, they witness first-hand as Moses petitions Pharaoh for the Israelites' freedom. Plagues wreak havoc as the group races to decode the scroll, gets chased by a panther, and battles Pharaoh's cunning advisor, the Great Magician.

Diana Hartford has long denied the magical time-traveling ability she's inherited from her parents. But when her aunt implores her to guide a 14th-century highlander back to his time, she is forced to use the ability she has always denied. Stranded in another time after his distant relative takes his place in the past, Artair is determined to get back to his life. When the bonnie Sassenach witch, Diana, escorts him back through time, he struggles with his burgeoning desire for the temptress....

Ten years ago, the 20th century and the Bronze Age were tossed together by a mysterious Event. In the decade since, the Republic of Nantucket has worked hard to create a new future for itself, using the technological know-how retained from modern times to explore and improve conditions for the inhabitants of the past

“At one point they tried to calculate when time began, when exactly the earth had been created,” begins Time Shelter’s enigmatic narrator, who goes unnamed. “In the mid-seventeenth century, the Irish bishop Ussher calculated not only the exact year, but also a starting date: October 22, 4,004 years before Christ.” But for our narrator, time as he knows it begins when he meets Gaustine, a “vagrant in time” who has distanced his life from contemporary reality by reading old news, wearing tattered old clothes, and haunting the lost avenues of the twentieth century.

Equipped with the entirety of human knowledge, a sentient ship is launched on a last-ditch journey to find a new home for civilization. Trillions of miles. Tens of thousands of years. In the space between, the AI has plenty of time to think about life, the vastness of the universe, everything it was meant to do, and—with a perspective created but not limited by humans—what it should do.

Alexander Grant is a little too good at a few too many things. Two dozen martial arts. Twice that many languages. Chess, the piano, sports, forging excused absences, you name it. He graduated high school top of his class 17 times. Of course, no one knows any of this. Not that he wants to go unnoticed. It’s just safer that way.

In this breathtaking conclusion to the epic series, Ky, the pilot from the future, and Lucilla, Empress of Britannia, lead their empire to the climactic showdown against Carthage. The fight in conquered territories, rebelling against Carthaginian overlords, is over, and the battle on Carthage's home soil has begun. Britannia is stretched to the breaking point across a front as wide as the continent, as they begin the most difficult stage of the war. From blood-soaked battlefields to storm-tossed seas, their forces clash in desperate confrontations that will determine the fate of an empire.

I've done some stupid things in my time. I've been reckless. I've broken a few rules. But never before have I ruined so many lives or left such a trail of destruction behind me. As Max would be the first to admit, she's never been one for rules. They tend to happen to other people. But this time she's gone too far, and everyone is paying the price. Grounded until the end of time, how can she ever put things right?

Forget minor hazards like nuclear bombs. The discovery of time travel means that everything we know, anyone we know, might not only vanish, but never even have existed. Against that possibility stand the men and women of the Time Patrol, dedicated to preserving the history they know and protecting the future from fanatics, terrorists, and would-be dictators who would remold the shape of reality to suit their own purposes.