Science Fiction Time Travel

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.

Jason Thanou of the Temporal Regulatory Authority had about had it with nursemaiding parties of ivory-tower academics through Earth's blood-drenched history, keeping them alive as they sought evidence for their pet theories. Of course, when one of the ivory-tower academics looked like Doctor Deirdre Sadaka-Ramirez, one last expedition didn't look like such a bad idea after all...

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.

As the threats to their lives escalate and dangerous, long-hidden truths are revealed, Olivia and Roman may be torn apart forever. The only way to save their future will be to untangle the secrets from the past. But can they survive the darkness hunting them?

With a thriving physical therapy practice, it’s easy for Allanah to lose herself in her work. But when the sudden death of her best friend sends her reeling, she is forced to rethink her priorities. Guilted into a blind date by her best friend’s widower, she never suspects for a moment how much one meal will change her life. Quickly romanced by the handsome Scot, Allanah easily lets him into her life. But as her feelings grow, so does her fear. For her new love holds a secret.

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?

The future of Anyar is being woven with threads spread across the planet. Those myriad threads contribute to a tapestry whose final mosaic remains obscure. An enigmatic alien race scattered five human castaways across the planet Anyar, far enough apart that they should never meet. The planet itself is a mystery. How is it already inhabited by humans when they did not evolve there? Castaway Joseph Colsco, now known as Yozef Kolsco, gradually finds himself at the center of resistance to an empire with ambitions to rule the world by any means necessary: Narthon.

Ruth McClintock is obsessed with Annie Oakley. For nearly a decade, she has been studying the legendary sharpshooter, convinced that a scarring childhood event was the impetus for her crusade to arm every woman in America. This search has cost Ruth her doctorate, a book deal, and her fiance - but finally it has borne fruit. She has managed to hunt down what may be a journal of Oakley's midlife struggles, including secret visits to a psychoanalyst and the desire for vengeance against the "Wolves", or those who have wronged her.

For Etienne and me, our love has always left a trace. It reigns over kingdoms, and rules over time. With Etienne now in the present day, the echoes of time grow louder. We must face the answers we seek to set things right. However, we must be incredibly careful. One false move, and everything we love will be destroyed. And this time could be the end of our surviving trace.

Eric is a physicist, an angel vivisectionist, and an architect of the future. He's also an accidental time traveler, stuck in the past and trying to re-create his own future. Now he's got to save the world for a better tomorrow, but not like everyone does, in general, every day. Oh, no. He has to make a better tomorrow that looks exactly the way he remembers it, or there may be no yesterday, no today, and no Eric! There is a reason he hates time travel, and it has nothing to do with physics.

Time travel to Medieval Wales...A medieval man with an uncertain destiny, Llywelyn, the Prince of Wales, faces treachery and deceit at the hands of friends and foes alike...A modern woman with a troubled past, Meg's life is in tatters when she slips through time and into medieval Wales...Only by working together can Meg and Llywelyn navigate the shifting allegiances that threaten the very existence of Wales - and create their own history that defies the laws of time.

Fourteen-year-old Nephele used to have friends. Well, she had a friend. That friend made the adjustment to high school easily, leaving Nephele behind in the process. And as Nephele looks ahead, all she can see is three very lonely years. Nephele is also a whip-smart lover of math and science, so she makes a plan. Step one: invent time travel. Step two: go back in time, have a do-over of ninth grade, crack the code on making friends, and become beloved and popular. Does it work? Sort of. Nephele does travel through time, but not the way she planned - she’s created a time loop.

Karl Strong is lonely. Not quite alone, which is, perhaps, worse. His best friend moved away, his mother died, and his father has crawled into a hole and pulled it in after him. He is a talented athlete, but after high school, he lets himself go and dies of a heart attack. Luckily, this is Middle Falls, where death is rarely the end of the story. Karl will have every chance to find what he needs.

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 desolate 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 and leading his subjects to prosperity. In this world where magic is undeveloped, he shall once again pave a new path.

For a policeman, there can be few things worse than a serial killer loose in your city. Except, perhaps, a serial killer who targets coppers, and a city on the brink of bloody revolution. For Commander Sam Vimes, it all feels horribly familiar. Caught on the roof of a very magical building during a storm, he's found himself back in his own rough, tough past without even the clothes he was standing up in when the lightning struck. Living in the past is hard, especially when your time travel companion is a serial killer who knows where you live.

The Alt Apocalypse is the ground-breaking, genre-bending series from Tom Abrahams. It explores survival under the most extreme circumstances, but with a twist (and no cliff-hangers). This series, which can be listened to in any order, features the same core characters in each complete story. But every book dunks them into a new, alternate apocalypse; a nuclear holocaust, an earthquake, a flood, a wildfire, a hurricane, a plague, and even zombies.

When Brendan Doyle is flown from America to London to give a lecture on Samuel Taylor Coleridge, little does he expect that he will soon be traveling through time and meeting the poet himself. But Brendan could do without being stranded penniless in the teeming, thieving London of 1810.

Joseph Colsco has survived what many would not have - cast naked on an alien planet amidst humans speaking an unknown language and with a different culture and history. Now, known to the people of Caedellium as Yozef Kolsko, he has risen out of despair to prominence and finds himself a central figure in the culmination of a struggle against an imperialist power bent on subjugation. The clans of the Island of Caedellium must gird themselves for what is to come.

Twins Pew and Basket Church dream of escaping the miserable misfortune of their isolated orphanage. Or, even better, the return of their unknown parents. But even in their wildest dreams, they never imagined the truth: The twins can travel through time. Armed only with perplexing clues to their past and a time travel talisman that is key to their future, Pew and Basket embark on an epic quest. It takes them into George Washington’s war tent and on a hunt for the Liberty Bell, from the battlefields of the American Revolution to a pirate republic in the Caribbean and beyond.

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.