Science Fiction Time Travel

Dive deep into the story of Caine Newman, a history professor at the University of Pennsylvania. Caine had always been fascinated with history, and he always imagined how the course of history could be altered by changing one random event.

A touch of computer keys, a blast of heat, and suddenly the Murry twins, Sandy and Dennys, are gasping in a shimmering desert land. If only the brothers had normal parents, not a scientist mother and a father who experiments with space and time travel. If only the Murry twins had noticed the note on the door of their mother's lab: Experiment In Progress. Please Keep Out. But it's too late for regrets.

Where did the tree house come from? Before Jack and Annie can find out, the mysterious tree house whisks them back to the prehistoric past. Now they have to figure out how to get home. Can they do it before dark, or will they become a dinosaur's dinner?

Travel to other planets is now a reality, and with overpopulation stretching the resources of Earth, the necessity of finding habitable worlds is growing ever more urgent. There’s a problem though—because the spaceships are slower than light, any communication between the exploring ships and Earth would take years.

Tom and Pat are identical twin teenagers. As twins they’ve always been close, so close that it seemed like they could read each other’s minds.

Not that running security at the Paradox was ever really easy. Nothing’s simple at a hotel where the ultra-wealthy tourists arrive costumed for a dozen different time periods, all eagerly waiting to catch their “flights” to the past. Or where proximity to the timeport makes the clocks run backward on occasion—and, rumor has it, allows ghosts to stroll the halls.

Two exciting Magic Tree House adventures, narrated by author Mary Pope Osborne. A Big Day for Baseball: Batter up! The magic tree house has whisked Jack and Annie back in time to the 1940s. They're in Brooklyn, New York for a very special baseball game. Hurricane Heroes in Texas: Jack and Annie are on a mission! When the magic tree house whisks them back to Galveston, Texas, in 1900, they find out that a big storm is coming.

In 2061 a young scientist invents a time machine to fix a tragedy in his past. But his good intentions turn catastrophic when an early test reveals something unexpected: the end of the world. A desperate plan is formed: recruit three heroes, ordinary humans capable of extraordinary things, and change the future.

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.

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.

When Lex notices an inky presence darkening Marcus' eyes, she discovers he's no longer what he seemed. Almost too late, she realizes that the man she has entrusted with both her heart and her life is now her greatest threat. Seeking safety, Lex is forced to draw on her god-like powers and flee to the ancient past. Hiding in plain sight, Lex takes on the identity of the goddess Hathor as she struggles to blend in thousands of years before her own time. But the safety she sought proves elusive.

This is an exclusive, original adventure for the 10th Doctor, read by David Tennant. Featuring additional music and effects, Doctor Who: Dead Air has never been previously published. Hot on the heels of a creature that exists through sound, the Doctor lands on a pirate radio station boat in the late 1960s. The creature has already killed some of the DJs, and the Doctor befriends the survivors. But then the lights go out, and a desperate race for survival begins.

What Paige Campbell saw when she opened a door into 70 years from now scared the hell out of her. She and her Tangent colleagues brought their terrible discovery to the President and were met with a hail of automatic gunfire after leaving the White House. Only Paige survived.

Dr. Lauren Harper joins her mother, Dr. Rebecca Harper Buchanan in the 1800's, after more than twenty years of separation. It can only be a short visit. Lauren has her modern family and fiancé to consider. But the portal which brought Lauren to Rebecca and the 1800s is damaged by the storm and torrential rain that nearly killed Lauren when she arrived. Both women depend on Sam Buchanan to reconstruct the portal pool.

In this companion volume to A Wrinkle in Time (Newbery Award winner) and A Wind in the Door fifteen-year-old Charles Wallace and the unicorn Gaudior undertake a perilous journey through time in a desperate attempt to stop the destruction of the world by the mad dictator Madog Branzillo. They are not alone in their quest. Charles Wallace's sister, Meg - grown and expecting her first child, but still able to enter her brother's thoughts and emotions by "kything" - goes with him in spirit.

Max, Leon and Matthew - together at last for Christmas at St Mary's - a time of conspicuous consumption, riotous misbehaviour and the traditional illegal Christmas jump. And this time, it's inter-generational. Donning her unfamiliar mother hat, Max takes Matthew back to 19th century London, where they plan to deliver a parcel of Christmas cheer to his former friends, but find themselves confronting the terrifying Old Ma Scrope in the process. 'Tis the season to be jolly. It's also the season of goodwill towards all mankind. Pity no one told Max.

It started as a routine Miami to Charlotte flight for the passengers, crew, and Federal Air Marshal Stephen Mason. But a freak storm over the Atlantic propels the airliner unexplainably back in time to the early 18th century.

Dan Gutman has won a wide and growing audience among young readers, who have eagerly devoured all the books in the sports-loving author’s Baseball Card Adventure series. In Ted & Me, time-traveling Stosh has finally been found out by the FBI. Tasked with using his Ted Williams card to go back to 1941 to prevent the attack on Pearl Harbor, Stosh also seizes on the chance to help the Splendid Splinter add even more home runs to his already legendary tally.

A 1937 vintage camper trailer half hidden in weeds catches Lynne McBriar's eye when she is visiting an elderly friend, Ben. Ben eagerly sells it to her and she just as eagerly embarks on a restoration. But after each remodel, sleeping in the trailer lands Lynne and her daughter Dinah in a previous decade - exciting, yet frightening. Glimpses of their home town and ancestors 50 or 60 years earlier is exciting and also offers some clues to the mystery of Ben's lost love.

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.

Bolstered by a newfound fortune, Sara Winthrop is finally able to escape the horrific nature of her past. She's moved her family 3000 miles, from the bustling city of Portland to the rolling Appalachians of southwest Virginia. Life is calm, the children are thriving, and she's protected inside her rural fortress. Or so she thinks. She soon discovers that the answers are never so easy. The illusion of security doesn't stand a chance against two dangerous enemies with money, motivation, and an unquenchable desire for revenge.