Science Fiction Time Travel

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.

After 20 years away from Kragdon-ah, Alex Hawk and his daughters return to the future. They find invaders with guns in great numbers. Now, Alex will take the fight to those invaders in their own homeland. He must face a superior force with more advanced technology. The battle will be for the very soul of Kragdon-ah. Can Alex Hawk and his mighty dog Monda-ak survive their greatest challenge?

A flash of lightning, quivering ground, and, instead of her grandparents' farm, Polly sees mist and jagged mountains - and coming toward her, a group of young men carrying spears. Why has a time gate opened and dropped Polly into a world that existed 3,000 years ago? Will she be able to get back to the present before the time gate closes - and leaves her to face a group of people who believe in human sacrifice?

Preble Jefferson can see five seconds into the future. Otherwise, he lives an ordinary life. But when a confrontation with a cop on a New York City subway goes tragically wrong, those seconds give Preble the chance to dodge a bullet, causing another man to die in his place. Government agencies become aware of Preble's gift, a manhunt ensues, and their ambitions shift from law enforcement to military R&D. Preble will do whatever it takes to protect his family, but as events spiral out of control, he must weigh the cost of his gift against the loss of his humanity.

Charles speaks. And what a tale he has to tell. Charles’s obsession with immortality is well known, as are his methods for achieving it. But what about the side effects? So far, most of them have been positives, for him: telepathy, mind reading, creating things with his bare hands. Will there be any negatives? Oh yes. And now the entire galaxy is in peril.

The sweeping romance of Passenger meets the dark fantasy edge of This Savage Song in this stunning contemporary fantasy debut from Vanessa Len, where the line between monster and hero is razor thin.

A mysterious cosmic force the Ring of Fire has hurled the town of Grantville from 20th century West Virginia back to 17th century Europe, and into the heart of the Thirty Years War. With their seemingly magical technology, and their radical ideas of freedom and justice, the time-lost West Virginians have allied with Gustavus Adolphus, King of Sweden, to form the Confederated Principalities of Europe, changing the course of history in ways both small and large.

Acclaimed as "a technothriller set in the age of the Medicis" by Publishers Weekly, Eric Flint's best-selling Ring of Fire series has redefined the alternate-history genre. In this 10th novel, auto mechanic Bernie Zeppi heads to Moscow to bring Russia into the Industrial Revolution, 300 years ahead of schedule. War with Poland looms, but Bernie is more focused on a beautiful Russian noblewoman. Can he protect them both from the power struggles raging inside the Kremlin?

Pulled from his world by an experiment gone wrong, Darwin Lloyd is one of the few who can see the Threads - quantum strings that can be manipulated to change or control reality. On an alternate Earth ravaged by war, Darwin is torn between the Qabal and SafeHaven, his only goal to find a way back home and stop the same fate from happening in his time line. Threads - thought of as a gift from the machine he helped his father create - and Threaders are both loved and hated, treated as gods by some and as criminals by others.

Contains books five and six of Time Wars Last Forever. Finding Time: The time war keeps rolling on, and Jon is unable to get a controlling handle on the Juggernaut. With Tank by his side, he has infiltrated the Claxeon citadel. There he hopes to find some clue that will set him in the direction to find the Soul of Time. Healing Time: Time is literally running out for Jon and his team. He is armed with only a vague set of instructions from Time as to how the Earth can be resurrected. The worst part: There is no way to know if such a miracle can even be achieved.

Humanity might have died out once, but Isaac got a second chance at life, returning to the time when the [System] initialized. Grasping this chance with both hands, he worked tirelessly to bring his future knowledge to the masses, but even so, some disasters are inevitable.

All Thomas Weaver wanted was death. What he got was time travel. Thomas Weaver, haunted by a teenage tragedy, lived a wasted life. He closed his eyes for what he believed was the last time in 2016, but opened them again in his teenage bedroom and body in 1976. Now a middle-aged man in his teenage body, he sets out to fix everything he did wrong in his first life. A budding serial killer in home room, a possible new romance, and high school algebra complicate his plans. What would you do, if you could do it all again?

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.

Who controls reality? And how? Ask the timedivers who ride the paths of time, manipulate cultures, lift and cast down civilizations in their corner of the galaxy. They are the Temporal Guard at Quest, the single city of the Immortals of Query, that hidden planet circling a very ordinary yellow sun in a very ordinary galaxy. This is the story of the timediver Loki, and of the unending war for control of reality in that galaxy.

When the Tootings return to Zobrowski Terrace at the end of Chitty Chitty Bang Bang Flies Again, they find that home is looking a lot like Jurassic Park. But this is no theme park - a very real and very hungry Tyrannosaurus rex is charging them! Thanks to Dad inadvertently yanking Chitty's "Chronojuster" lever, the spirited car has flown them back to prehistoric times, where the family - and especially Baby Harry - has a narrow escape.

En route to London from New York, Flight 305 suddenly loses power and crash-lands in the English countryside, plunging a group of strangers into a mysterious adventure that will have repercussions for all of humankind. Struggling to stay alive, the survivors soon realize that the world they've crashed in is very different from the one they left. But where are they? Why are they here? And how will they get back home?

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.

Despite all of the odds, Joan achieved the impossible. She reset the timeline, saved her family – and destroyed the hero, Nick. But her success has come at a terrible cost. She alone remembers what happened. Now, Aaron, her hard-won friend – and maybe more – is an enemy, trying to kill her. And Nick, the boy she loved, is a stranger who doesn’t even know her name. Only Joan remembers that a greater and more dangerous enemy is still out there. When a deadly attack forces Joan back into the monster world, she finds herself on the run with Nick – as Aaron closes in.

Joseph Colsco, Mark Caldwell, and Heather Chen. Cast away by aliens onto a planet inhabited by humans, transplanted there by a second alien race thousands of years in the past, and for reasons unknown. Each of the three found themselves left naked on beaches scattered across the planet Anyar. Each struggled to survive as strangers amidst humans with technology centuries behind Earth’s. Each lived through years of adjustments, trials, dangers, and new lives beyond anything they could have imagined - or feared.

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!"