Science Fiction Time Travel

The exciting conclusion to Across Time! Separated from Henri by 20 years, Amelie discovers that what she thought was a weakness may be her greatest strength, and that nothing about her family and her gift is what it seemed. Now, with war on the horizon and a challenge she never saw coming, Amelie will learn what the prophecy really means for them—herself most of all.

When we last saw George and Harold, they were headed to jail for the rest of their lives. What could be worse? How about being pulled from prison by a time-traveling tyrant named Tippy Tinkletrousers?!!? Now the boys are taking a trip back in time to the carefree days of kindergarten, when the scariest thing they had to face was not evil mad scientists or alien cafeteria ladies but a sixth-grade bully named Kipper Krupp, the nephew of their clueless school principal.

In the years since the Event, the Republic of Nantucket has done its best to re-create the better ideas of the modern age. But the evils of its time resurface in the person of William Walker, renegade Coast Guard officer, who is busy building an empire for himself based on conquest by technology.

When Walker reaches Greece and recruits several of their greater kinglets to his cause, the people of Nantucket have no choice.

Lizzie Davenport has been reincarnated from 1815, England...but she doesn't know it until she meets her soulmate from the past and he triggers her memories to gradually return. When Drew Carmichael moves to Lizzie's town, she feels a connection to him, like she knows him. But he wants nothing to do with her. She knows she should let go of her fascination with Drew, but that gets harder and harder as memories of her past life return. And the more Lizzie remembers, the more she's determined to unravel the mysteries of the past...no matter how deadly those secrets might be.

After traveling through history multiple times and finding out his original identity, Jonah thought he'd fixed everything. But some of his actions left unexpected consequences. His parents - and many other adults - are still stuck as teenagers. And now Jonah has a new sibling, an identical twin brother named Jordan. As odd as all this is for Jonah, it's beyond confusing for Jordan. How does everyone in his family have memories of Jonah when he doesn't?

In an Arizona desert a man wanders in a daze, speaking words that make no sense. Within twenty-four hours he is dead, his body swiftly cremated by his only known associates. Halfway around the world archaeologists make a shocking discovery at a medieval site. Suddenly they are swept off to the headquarters of a secretive multinational corporation that has developed an astounding technology. Now this group is about to get a chance not to study the past but to enter it.

Rigg’s journey comes to an epic and explosive conclusion as everything that has been building up finally comes to pass, and Rigg is forced to put his powers to the test in order to save his world and end the war once and for all.

In November 2021, Eve and Patrick grow uneasy when they read an article about the arrest of a strange, disoriented woman on the Lower East Side. Based on the descriptions of her clothing and behavior, Eve is sure the woman has time traveled. She convinces Patrick they must help the woman, as others had helped them during their time travel journeys.

In Mummies in the Morning, Jack and Annie get another mummy when the Magic Tree House whisks them back to ancient Egypt after reading a book on the same subject. There, they find themselves in a pyramid, face to face with a long dead queen named Hutepi. She needs their help finding her copy of the Book of the Dead for a trip to the underworld. Will Jack and Annie be able to solve the puzzle, or will they end up as mummies themselves?

After one death-defying adventure after another, he's ready for some well-deserved downtime. So he's gone to a hot beach in Mareta, a sleepy fishing village in southern Portugal. The year is 1964. He hopes only to flirt with bikinied tourists and drink cold Sagres beers. But two things seem to follow Matt wherever and whenever he goes. A chance to help someone in need, and trouble-trouble-trouble.

Michael Hollister killed his father 88 times to avenge the dark acts visited upon him. When he was sent to Hartfield Academy, he adopted an entirely new family, including a brother, Max. Almost 40 years after he arrived at the academy, Michael and Max still live their quiet life where they shape boys into men and men into soldiers. A trip to the war memorials in Washington D.C. turns out to be too much for Max and he begins to fade. Max has always depended on Michael for everything, but in the end, who is really depending on who?

After nearly being killed, Horacio Garcia is thrown into an unfamiliar world with diabolical dangers and conflicts of celestial proportions. When he is put in charge of Ōmeyōcān-Mictlān, a corporation known for futuristic tech, he discovers that not only is magic very real, but he’s now at odds with an ancient evil hellbent on putting him in the ground. If he’s going to have a chance at surviving what’s ahead, Horacio needs to come to grips with power beyond his comprehension and navigate the dark waters ahead.

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.

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.

Have you ever worried about your memory, because it doesn't seem to recall exactly the same past from one day to the next? Have you ever thought that the whole universe might be a crazy, mixed-up dream? If you have, then you've had hints of the Change War.

February 1816: A race through the icy, twisting cobblestone streets of London ends inside an abandoned church - and a horrific discovery. Bow Street Runner Sam Kelly is called to investigate the grisly murder of Sir Giles Holbrooke, who was left naked and garroted, with his tongue cut out. Yet it becomes even stranger when symbols that resemble crosses mysteriously begin to appear across the dead man's flesh during autopsy. Sam turns to the one person in the kingdom who he believes can solve the bizarre murder - the Duke of Aldridge's odd but brilliant ward, Kendra Donovan.

Marc Spector is used to voices in his head. He’s used to waking up disoriented, unsure what his alters, Jake and Steven, might have been up to. He’s used to having an Egyptian god command him as Moon Knight, his avatar of justice and revenge. What he’s not used to: staring into the face of a literal, out-of-body doppelganger. Another Marc, crash-landed from an alternate reality, begging for help? Yeah, that is a new one, even for him. But before he can really process anything beyond Khonshu’s incessant alarm bells, it becomes clear this other Marc didn’t travel solo.

When Jyn Erso was five years old, her mother was murdered and her father taken from her to serve the Empire. But despite the loss of her parents, she is not completely alone - Saw Gerrera, a man willing to go to any extremes necessary in order to resist Imperial tyranny, takes her in as his own and gives her not only a home but all the abilities and resources she needs to become a rebel herself.

Yesterday’s mystery requires the detective of tomorrow. Fans of hard-boiled, tough-as-nails detectives have a new hero in this action-packed three-book mystery collection from Nathan Van Coops. Snappy dialogue, mind-bending time travel, and laugh-out-loud humor will keep you up late solving this series of electrifying whodunits.

Loïc regarde autour de lui. Ce qu’il découvre alors lui coupe littéralement le souffle: le Westfalia a disparu. Pire encore, sa maison n’est plus là. À sa mort, Papi Georges lègue aux membres de sa famille bien peu de choses: une boîte de photos, une vieille carte géographique, un pendentif, une boîte de cossins et… son vieux Westfalia 1975. Mais lorsque Loïc, 14 ans, découvre que dans le vieux West se cache un portail temporel, les vacances qui s’annonçaient ennuyantes prennent une tournure pour le moins inattendue.