Science Fiction Time Travel

It is 2056. Mathematics professor Elisabeth Gabai is fascinated by multi-dimensional forms that have no equivalent in reality. Then, her boss sends her to the site of an artifact that might have come straight from her theories—or from the technology of an advanced civilization. Twenty-eight years earlier, physicist Max Webber is hell-bent on improving Einstein’s theories of relativity. His latest concept seems flawless, except it predicts the end of humanity. The extinction of Earth can only be prevented if Max can locate a multi-dimensional object.

As humanity is taking its final breath, facing extinction from a myriad of monsters, the last three people on earth are creating a final chance for the hero to go back in time and stop the apocalypse. However, before the hero can enter the chronomancer portal to the past, she and the portal's creator are both killed, leaving only the weak assistant to carry on their dream of saving the world. Will Nick be able to right the wrongs done to him, and prepare the hero for the world to come?

Fans have long wondered what happened to Ahsoka after she left the Jedi Order near the end of the Clone Wars and before she reappeared as the mysterious Rebel operative Fulcrum in Rebels. Finally her story will begin to be told. Following her experiences with the Jedi and the devastation of Order 66, Ahsoka is unsure she can be part of a larger whole ever again. But her desire to fight the evils of the Empire and protect those who need it will lead her right to Bail Organa - and the Rebel Alliance.

Alex Hawk spent a decade trying to return from Kragdon-ah. Now he is safely back in the 21st century with daughters Amy and Sanda and his loyal, giant dog. All is peaceful and good, until 10 years later, Alex hears an incredible commotion in the basement where the door into time still stands safely behind a brick wall. The wall has fallen. A giant warrior has stepped through and uttered four words in a language Alex has almost forgotten: "Manta-ak! We need you!"

Sam Ryder's life already sucks, and it's about to get worse when he's fired from his dead-end job as a programmer. He's about to head home to escape into his favorite RPG, Alien Civilization, when he's offered a thrill ride on a death machine by a gorgeous woman straight out of one of his games. Before Sam can say "WTF?", he's been whisked away to a dark world of monsters and goddesses, his body transformed from Outcast to Warrior, the second level on a ladder that may eventually carry him all the way to Demigod.

In the final days of World War II, Catherine Hastings meets the man she wants to marry. Flight surgeon Jonathan Brandon isn't just handsome - he's everything Catherine could hope for in her betrothed. But her dream of a happily ever after is shattered when Jonnie vanishes before their wedding, leaving Catherine bereft, broken-hearted, and with a lifetime of unanswered questions.

Daniel Rice is a government science investigator whose specialty is solving seemingly intractable problems through scientific inquiry. But Daniel's intellectual strength is sorely tested by the bizarre realities he finds in the quantum world. Extra dimensions of space trap the unwary, probability replaces cause and effect, and time isn't what anyone imagined. The other side of the mirror is a place full of dangers, but it's also somewhere a dedicated scientist can uncover secrets that connect humans with something greater.

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.

Annie Jones works hard designing windows for iconic New York City department store Lawson's Finest. So when her Christmas window display gets upended by some rambunctious kids on Christmas Eve, the all-too-realistic store Santa gives Annie a little decorating tip on how to start over. With help from friendly security guard Braden Tate, Annie repairs the damage and heads home. But when she wakes the next morning, she's bewildered to find that it isn't Christmas day at all, but Christmas Eve all over again.

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.

Valor, book three: An Arch Magus dies, only to find himself in the body of a young man in a medieval Kingdom. He finds out that he is the second son of a Duke, exiled to a desolated town by his own family. Shackled by the notorious reputation of his new shell, he tries his best to develop his domain, implementing new policies and innovations, leading his subjects to prosperity. In this world where magic is undeveloped, he shall once again pave a new path.

A remote cottage on the wild coast of Cornwall sounded to Blythe Barton Stoe like the perfect escape from the pain and humiliation of recent events in her Hollywood life. But soon she seems to be reliving a centuries-old tragedy, and the handsome owner of the shabby manor house on the hill appears vitally entwined in her destiny.

Siblings Abby and Doc have been racing through time to fix history after Abraham Lincoln, Abigail Adams, and Neil Armstrong started popping up in the wrong places, at the wrong times. When Amelia Earhart accidentally lands her plane in ancient Greece, Abby and Doc partner with Kyniska, the first woman to win the Olympics, to get Amelia back on track to finish her first solo flight across the Atlantic.

Ryan Romano has done it. He has gathered information about all the villains threatening New Rome. He listed all the people he wants to protect. He knows which places he has to blow up and which car he has to steal. All that's left is going back in time one final time, achieve the perfect sequence of events, save everyone, get the girl, and defeat the ultimate enemy.

A mysterious island. An abandoned orphanage. A strange collection of very curious photographs. As our story opens, a horrific family tragedy sets 16-year-old Jacob journeying to a remote island off the coast of Wales, where he discovers the ruins of Miss Peregrine’s Home for Peculiar Children. As Jacob explores its abandoned bedrooms and hallways, it becomes clear that the children were more than just peculiar. They may have been dangerous. And somehow—impossible though it seems—they may still be alive.

The Hopi share tales of a devastating global flood like those found in cultures across the world. But some also speak of beings from the stars, massive flying objects, and a cataclysmic war between two hyper-advanced civilizations—Atlantis and Lemuria—that triggered this flood. But what if these stories aren't just mythology? What if they're real?

Ryan "Quicksave" Romano has begun a new time-loop. His goal? To prevent New Rome's destruction at the hands of the vicious Meta-Gang. To do so, our favorite courier must explore both sides of the law: to become a corporate superhero in one loop, and a scenery-chewing supervillain in the next!

After their heroic efforts to safeguard the Acropolis and prevent the Paris Time-Stop, the Time Police have gone from zero to hero in but a single bound. Then one fateful mission to apprehend a minor criminal selling dodgy historical artefacts blows up in all their faces. An officer is attacked within TPHQ. A prisoner is murdered. And investigations are about to lead to the one place where no officer can legally tread. Worst of all, trouble is brewing for Team Weird, as a surprise revelation tears the team apart.

Thanks to The Book, Joe, Sam, and Fred are back in the Stone Age, where there aren't any math problems. But there's a tribe of hostile cavewomen, a hungry-looking saber-toothed tiger, a bone-rattling earthquake, and a woolly mammoth who wants to turn them into toe jam. Worst of all, Joe, Sam, and Fred have discovered that writing hasn't been invented yet - so how can The Book get them back home?

A devastating attack by the lich Quatach-Ichl has left Zorian and Zach reeling as their remaining restarts tick away. As they recover, they make preparations for their final confrontations with Red Robe, the lich, the primordial being, and the invaders—all within the shadow of a question they can’t answer: can Zorian and Zach both survive outside the time loop? When the time loop is broken, sacrifices will be made, bonds will be tested, and trust will be more important than any magical skill or power—and even then, success is not guaranteed.