Science Fiction Time Travel

Now that Pern can look forward to a future without the threat of Threadfall, the people are free to leave their protective stone holds and spread across more of the planet, as well as improve their lives with the newly discovered ancient technology. Not everyone is happy, though. Some resist the change, and consider anything new to be an "abomination".

Tristan Lyons, Mel Stokes, and their fellow outcasts from the Department of Diachronic Operations (D.O.D.O.) fight to stop the powerful Irish witch Gráinne from using time travel to reverse the evolution of all modern technology. Chief amongst Gráinne’s plots: to encrypt cataclysmic spells into Shakespeare’s “cursed” play, Macbeth. When her fellow rogue agents fall victim to Gráinne’s schemes, Melisande Stokes is forced to send Tristan’s untested, wayward sister Robin back in time to 1606 London.

When you discover the world is a computer program, and you figure out that by altering the code you can time travel and perform acts that seem like magic, what can possibly go wrong? Pretty much everything. Just ask Brit, who has jumped around in time with such abandon that she has to coexist with multiple versions of herself. Now, Brit the Elder finds that her memories don't match Brit the Younger's.

After going through the door that called to them both in dreams, Emory and Romie find themselves in the Wychwood: the same verdant world written of in Song of the Drowned Gods, albeit a twisted, rotting version of it. A sinister force has awoken with their arrival, intent on destruction as it spills across realms, and now Emory and Romie must stop it before it reaches their own shores. Meanwhile, Baz and Kai are desperate to follow their friends through the door to other worlds, but a mishap pulls them back in time instead—where they come face to face with Cornus Clover himself.

Listen to the first three books in the medieval time travel romance series listeners call addictive: A Knight to Remember, Knight Moves, and Lonely Is the Knight.

One day, six towers appear on Earth. Each one stands hundreds of stories tall, and are invulnerable to all attacks. At the base of each tower is a portal, welcoming in all who dare enter it. All sorts of magical monsters can be found inside the towers. Even treasure, magic, and superhuman strength can be acquired. The problem is that the towers aren't a friendly place. Even worse, the towers sometimes release waves of monsters to attack Earth. In the year 2083, there are only a hundred survivors. In one last attempt, they challenge the final floor without regard for their lives.

In December of 1282, English soldiers ambushed and murdered Llywelyn ap Gruffydd, the Prince of Wales. His death marked the end of Wales as an independent nation and the beginning of over seven hundred years under the English boot. < Footsteps in Time is the story of what might have happened had Llywelyn lived. And what happens to the two teenagers who save him.

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.

Private Detective Greyson Travers has a secret, but he isn’t the only one. When a stunning widow asks him to investigate the suicide of her husband, Greyson plans for an easy resolution. But a quick look into the past gets dangerous for his future. He isn’t the only one interested in the case, and the longer he’s involved, the more victims turn up dead.

Before Miss Peregrine gave them a home, the story of peculiars was written in the Tales. Wealthy cannibals who dine on the discarded limbs of peculiars. A fork-tongued princess. These are but a few of the truly brilliant stories in Tales of the Peculiar - the collection of fairy tales known to hide information about the peculiar world, including clues to the locations of time loops - first introduced by Ransom Riggs in his number-one best-selling Miss Peregrine's Peculiar Children series.

Malice Morbid Malign isn't like the rest of her family. But when her younger sister, Antipathy-Rose, finds a sphere of solid amber in one of the forbidden swag rooms at Malignant House, and bites right through it, she unwittingly unleashes a world of trouble. Trapped within the amber sphere is Maniacal Malign’s time-stopping pocket watch. Maniacal Malign had been in exile for several centuries, but the moment Antipathy-Rose’s gnashers crack the amber, he is summoned back to monstrous action. Malice, Uncle Vex and Seth find themselves on a time-sensitive mission.

Dispatched to Victorian London to seek out Jack the Ripper, things go badly wrong when he finds the St Mary's historians first. Stalked through the fog-shrouded streets of Whitechapel, Max is soon running for her life. Again. And that's just the start. Max finds herself in a race against time when an old enemy is intent on destroying St Mary's. An enemy willing, if necessary, to destroy History itself.

Pass through fairy tales into the magic of invisible worlds in these opulent stories by a beloved fantasy icon and author of the classic Riddlemaster trilogy.

The regulars at the magical Café Funiculi Funicula are well acquainted with its famous legend and extraordinary time-travel offer. Many patrons have reunited with old flames, made amends with estranged family and visited loved ones. But the journey is not without risks, and there are rules to follow.

Magna's existence was once filled with laughter, love, and joy. Her life changes in a single night when a mysterious object falls from the sky into the ocean, and she wakes to find herself held captive in her own body. As the centuries pass, she becomes known as the Sea Witch - a creature who is feared and reviled. Her efforts to save the Seven Kingdoms and destroy the alien creature living inside her should have ended both their lives - instead, Magna wakes to find herself in a strange, new realm.

Before Joe Hart can stop the murder of John Lennon, he must die himself. When Joe Hart dies after leading a wasted life, he chooses to use his second chance to make the world better. Even when he thinks he knows what is coming, changing the past is difficult. What would you do, if you could do it all again?

The fifth book in the best-selling time travel series, Tesseract continues the story of Josh and Caitlin and their desperate search for their missing son, Zachary. Taken beyond the borders of their continuum, they will need to recruit the greatest scientific minds of the twentieth century to create a powerful tesseract, a multi-dimensional portal that can unlock the alternate timelines of the Anunnaki. But what they find will question everything they know about the origins of humanity.

A freak accident casts Joe Colsco naked onto another planet inhabited by humans with technology circa 1700. In time, Joe, now known as Yozef Kolsko, makes the difficult acceptance of a new life. But he has become embroiled in a struggle beyond any dream he could have had. The Narthani are a militant society intent on subjugating the Caedelli, the people he's come to identify with. Unwittingly, the Narthani themselves are creating an opponent unlike any they have ever faced, an enemy beyond their conceptions.

When Rigg and his friends crossed the Wall between the only world they knew and a world they could not imagine, he hoped he was leading them to safety. But the dangers in this new wallfold are more difficult to see. Rigg, Umbo, and Param know that they cannot trust the expendable, Vadesh - a machine shaped like a human, created to deceive - but they are no longer certain that they can even trust one another. But they will have little choice.

Gwyneth Shepherd's sophisticated, beautiful cousin Charlotte has been prepared her entire life for traveling through time. But unexpectedly, it is Gwyneth who, in the middle of class, takes a sudden spin to a different era! Gwyneth must now unearth the mystery of why her mother would lie about her birth date to ward off suspicion about her ability, brush up on her history, and work with Gideon, the time traveler from a similarly gifted family that passes the gene through its male line, and whose presence becomes, in time, less insufferable and more essential.