Science Fiction Time Travel

Alex Hawk has spent six years in Kragdon-ah. He has led armies, won battles, and seen strange and fantastic creatures. He has been continually frustrated in his efforts to return to the 21st century and his daughter, Amy. Return from Kragdon-ah not only wraps up this epic trilogy with more surprises, twists, and turns, it will reveal whether or not Alex Hawk will ever make it home.

It’s 1624, and the Whitfields finally arrive in England. Eager to spend time with Louisa and Kit, their visit is not the happy reunion they’d hoped for. In the meantime, in 1777, Abbie and Finn go behind enemy lines to spy for the revolution, putting themselves in grave danger. The slightest mistake can mean the difference between life and death, tearing them apart forever. Unexpected revelations, long-buried secrets, and unforeseen reunions threaten to destroy everything the Whitfields and Sheridans hold dear, throwing their lives into turmoil once again.

I'm John Taylor. I was born in the Nightside, that square mile in the hidden center of London where it is always the hour of the wolf, where gods and monsters walk side by side, and where every dark question ever asked can be answered—for a price. I left for a while, but I did come back, to make my living doing what I do better than anyone else: finding things—lost or stolen, real or imaginary. Recently, I found the most dangerous thing of all: the true identity of my long-gone mother. Turns out she's a being who's been around since before the dawn of history.

The Thornton car was washed down a creek during a flash flood near Independence, Missouri. Their only child, a seventeen year old daughter was still clinging to the top of the car when they last saw her. After an air, land, and water search for four days without a trace, the search was abandoned. Allie and Barry Thornton learn their missing daughter was transported back in time one hundred and fifty years to 1866. A research team at the most prestigious university in the country, offered them the opportunity to join her and her family. Do they dare take the risk? Can Barry survive what ...

Discover the series from new author Anthony Dean that has sold over 40,000 books in 2025! Amazon readers say: This is an enthralling series, full of imaginative plot turns and big ideas, appealing characters, and good writing. // The series just keeps on giving. // The entire series is the best read ever. // Very addictive, sort of the "tune in next week to find out what happens" style of writing. // These books are so well written, they are truly a joy to read. // If you haven't read this series, what are you waiting for? // Definitely my favorite series. // I cannot recommend this series ...

Reunited with her sister at last, Louisa settles in colonial Virginia, but an unexpected visitor throws life into turmoil once again by offering Valerie and Louisa an opportunity to return to the future. Before the sisters have a chance to make a decision, the unthinkable happens, ripping the family apart and scattering them over continents and time itself.

Two teenagers are catapulted back in time to alter history and save the medieval kingdom of Wales ... David and his man-at-arms, Ieuan, find themselves alone and on the run from a company of English soldiers who've sworn vengeance for the recent death of their king. Meanwhile, Llywelyn lays on his deathbed, wounded by a traitor's arrow. And once again, it is David and Anna, and all that they represent, that holds the key to the survival of Wales.

A simple blink is all it takes to yank Pru from the car with her dad into a world of hurt. She awakens in 2305 to find herself pinned under what's left of CHRONOS headquarters, thanks to a recent terrorist attack. Their prime suspect? Her mother, Katherine Shaw. And everyone wants to know how Pru got her hands on a CHRONOS key.

Brian Partridge leapt at the chance to buy the personal property of his favorite historical author following his death, although what he received was far more than he bargained for. It didn’t take him long to discover just how the author was able to write scenes from the past with such accuracy. Of course, Brian was familiar with time machines in movies, but that was fictional—not real—and yet, before him stood one of his very own. He knew he shouldn’t step inside and turn it on, but the temptation was more than he could bear.

Ali Dawson and her cold case team investigate crimes so old, they're frozen—or so their inside joke goes. Ali’s work seems like a safe desk job, but what her friends—and even her beloved son—don’t know is that her team has a secret: they can travel back in time to look for evidence. So far, Ali has only made short trips to the recent past, so she’s surprised when she’s asked to investigate a murder in 1850. The killing has been pinned on an aristocratic patron of the arts and antiquities, and member of a sinister group called The Collectors.

One minute Qwerty Stevens is researching a last-minute report on the internet, and the next minute Benjamin Franklin is sitting on his bed! Thanks to the Anytime Anywhere Machine hooked up to his computer, Qwerty has snatched Franklin from July 4, 1776, the very day the Declaration of Independence was signed. Qwerty and his best friend, Joe, realize they have to get Franklin back in time for the signing, and they can't resist seeing it with their own eyes. Can the boys make sure the Declaration gets signed like history says it should? And can they make it back home?

A sixteen year old boy awakens in a dark forest with no memory of how he got there. When he finally begins to come to terms that he is no longer at home, he begins to realize that he is not only in a different environment, but he's in a different time period! To make matters more trivial, all the townspeople, also known as "Locksmiths," have these "Keys" that allows them to emit different colored energies or, "HUEs," at will. It just so happens the dark HUE that emits from him is the most powerful in this futuristic world of "Aether." Is it a simulation? Is it a dream?

As both a modern man and medieval king, David is committed to transforming medieval England into his own version of Avalon. Not everyone supports his ideals, however, and having offended the pope by welcoming Jews and heretics into England, David is summoned to Canterbury to explain himself.

Trapped in Time is a breathtaking steampunk science fiction epic where precision meets chaos and destiny bends under the weight of human choice. Spanning fractured timelines, echo wars, and philosophical battles between control and freedom, this time-bending adventure follows Alden Greaves—a reluctant clockmaker with a mysterious past—as he becomes the final line of defense between a tyrannical force rewriting all of existence and the fragile beauty of an imperfect reality. With deep character arcs, breathtaking world building, and a climax that defies linear storytelling, this is a ...

The past is fighting back… but time is running out. Earth didn’t fall in a day. It fractured—across timelines, across minds. When a devastating alien invasion shatters reality itself, brilliant physicist Dr. Elias Cross becomes the only man who remembers a world already lost. Hunted by obsidian-eyed beings who bend time like light, Elias is haunted by ghostly echoes of a future that hasn't yet happened—and one he might be able to prevent. Desperate, Elias reunites with his estranged love, Dr. Mira Vale, to decipher strange transmissions from the future. Together with a rogue hacker,...

Eleven-year-old Harry Mancini is not Harry Houdini - the famous escape artist who died in 1926. But Harry does live in Houdini's old New York City home, and he definitely knows everything there is to know about Houdini's life. What is he supposed to do, then, when someone starts texting him claiming that they're Houdini, communicating from beyond the grave? Respond, of course.

Having just celebrated her 26th birthday in 1976 California, Dana, an African-American woman, is suddenly and inexplicably wrenched through time into antebellum Maryland. After saving a drowning White boy there, she finds herself staring into the barrel of a shotgun and is transported back to the present just in time to save her life. During numerous such time-defying episodes with the same young man, she realizes she's been given a challenge.

Meg had thought that taking a commuter flight from Pasco, Washington to Boise, Idaho would be a simple matter. But nothing is simple for Meg when it comes to travel, and especially not when she finds herself in the Middle Ages again instead of in a plane crash on a mountain side in Oregon. And when the pilot takes off without her in a quest to return to the twenty-first century, Meg will need every last bit of maturity and knowledge she gained in the sixteen years she spent in the modern world—to survive even a day in this one.

New York Times best-selling author Eric Flint’s 1632 presented listeners with a fascinating alternate history of the Thirty Years’ War, through the eyes of a West Virginia community tossed back in time to 17th-century Germany. Here, Flint teams up with acclaimed science fiction author David Weber to continue his epic tale. In 1633, the West Virginians attempt to use their modern-day knowledge to build a resistance against the forces of France, Spain, and England.

The explosive sequel to Dinosaur Run! It's called Dinosaur Run, and it's the most sadistic sport ever devised. Athletic teenagers are snatched off the streets and transported 150 million years back in time--to the age of dinosaurs--allowing wealthy spectators to gamble on who'll be the first to go, who'll last longest, and who'll be ... eaten ... by what. But a bold trio of survivors has begun fighting back, and now it's time to change the rules . . . Don't blink, don't breathe, and don't look back . . . read Dinosaur Strike today!