Science Fiction Time Travel

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?

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 a dangerous time before her own...a dangerous attraction. Amelie Besson is on the cusp of attaining the life she’s dreamed of—until she finds herself stuck in pre-war France, fifty years before her time. The country is about to be under German rule, but her most immediate problem is Henri Durand, the arrogant and infuriatingly handsome vineyard owner upon whom her survival depends.

Needle in a Timestack is Robert Silverberg at his very best - intelligent, inventive, and visionary. This collection showcases his talent for thought-provoking science fiction, ranging in themes from time travel to space travel, the media to mortality. In the titular story - under development as a feature film by Oscar-winning screenwriter John Ridley - a jealous ex-husband warps time in a vindictive attempt to destroy his former wife's new marriage. Thirty-one identical sons have a shocking surprise for their mother in "There Was an Old Woman".

In this breathtaking conclusion to the epic series, Ky, the pilot from the future, and Lucilla, Empress of Britannia, lead their empire to the climactic showdown against Carthage. The fight in conquered territories, rebelling against Carthaginian overlords, is over, and the battle on Carthage's home soil has begun. Britannia is stretched to the breaking point across a front as wide as the continent, as they begin the most difficult stage of the war. From blood-soaked battlefields to storm-tossed seas, their forces clash in desperate confrontations that will determine the fate of an empire.

It had to happen. St Mary's is under investigation. Their director has been shot and Max is Number One Suspect. She needs to get away - fast - but dare she risk another jump so soon? And if she does, will it be a case of from the frying pan into the fire? We all know the answer to that one.

Mya is transported back in time to ancient Egypt, where she must find Pharaoh Khufu's son, Khafre, in just 72 hours. With danger at every turn and history on the line, Mya must race against time to save Khafre and prevent the present world from being changed forever.

War has come to the continent, and Lieutenant Commander Ky, a test pilot from the far future and Consul of the Britannic Empire, leads armies scattered across Germania and Hispania to liberate them from Carthaginian rule. The Carthaginians, however, refuse to surrender without a fight. Led by a seasoned commander, new armies with weapons from the Far East are sent to counter the Britannians, with the entirety of Europe as the ultimate prize.

Because he is too young, Lord Jaxom is not allowed to fight the dreaded Thread, so he and his white dragon—Ruth—train themselves in secret. Their delightful, illicit flight leads them into danger—and the chance to prevent unimaginable disaster.

Xyándor, a figure of immense evil and depravity, wants all of those creatures dead. But without the whales, there will be no more time. Our universe will cease to exist. Now the whales are decidedly huge—as large as an average galaxy. But with the application of sufficient cruelty and technology, they can be killed. Existence, once again, hangs in the balance.

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.

Ann Decker fixes computers for a living, and in the evenings she passes the time sharpening her hacking skills. It's not a very interesting life, but she gets by - until one day she's contacted with a job offer for a company called Transformations Incorporated. None of her coworkers has ever heard of it before, and when Ann is finally told what the company does, she can hardly believe it: TI has invented technology to travel in time.

Kell Crawford is faced with the brutal murder of his friend, the archivist and scholar, and the return of the evil that once stalked him in the Temple of Light. Chaos and destruction roam the land as Kell struggles to understand the nature of this new threat and how to defeat it. When Brune and Rhianna discover that ancient blood sacrifices are being performed and the King succumbs to the evil, Kell must race to confront the evil before all of creation is unmade. Win or lose, the final battle can only have one outcome for him.

Eko is in trouble! The dark wizard Maldred has trapped her with a powerful spell. To free her, Drake and Rori must find the Time Dragon. But a sneaky imp sends Drake traveling back in time! Will Drake be able to save Eko...or will he be stuck in the past forever?

Finnja muss von der Schule aus ein Praktikum machen, doch sie vergisst, sich rechtzeitig zu bewerben, und der einzige freie Praktikumsplatz, den es in der Kleinstadt Burgsteinwald noch gibt, ist beim Reisebüro Jederzeit. Der Bürojob erscheint Finnja zuerst schrecklich langweilig, bis sie herausfindet, dass es sich nicht um ein normales Reisebüro handelt, sondern um das erste Reisebüro der Welt für Zeitreisen.

In this riveting suspense thriller, two children race the clock to stop a futuristic murderer and his plan to enslave the world. In 30 days, a coldhearted corporate tycoon will unleash a deadly biological computer virus on the entire world. As the public eagerly awaits his invention that promises ultimate relaxation, harmony, and community, the evil big-business sorcerer plans to put an end to freedom. Can he be stopped?

Thirteen-year-old Mark Harrison has a week to hike across the desert. He will meet his parents on the other side. By his fourth day, he’s made good time. As he settles in for the night, he gazes up at the stars, feeling completely content. Suddenly, a blue light streams from the sky, jolting Mark into another dimension. Now, in a land filled with strange jungle animals and primitive tribes, Mark desperately battles hunger, armed enemies, and superhuman powers.

Quinn Black thought his work was finished. After all, in the years since he discovered he could time travel, he saved the human race from disaster and restored hope to the world. At least in the current timeline of the universe. Out in the multiverse, the Earth—and everyone he loves—is in trouble again. Someone sent Quinn's team a video begging for help. If Dr. Green's assessment of reality is correct, how will he find his way home if he gets lost in the vast expanse of the cosmos? However, the alternative might be worse.

Martin Briar’s life ended the day his daughter vanished. For twenty-two years, he has drowned in regret, haunted by unanswered questions. But when a mysterious antique shop offers him the impossible—a chance to travel back to 1996 and uncover the truth—he faces a terrifying choice. Stepping into the past means breaking every rule of time, and one wrong move could erase everything he knows. As he hunts for answers, Martin discovers a deeper conspiracy—one that binds him to forces far beyond his understanding.

¿Qué es el progreso? ¿Qué es lo que define el valor de un ser humano? ¿Tenemos conciencia de lo que verdaderamente nos espera en el futuro? Los eventos fantásticos narrados en «La Máquina del Tiempo» traen consigo una cuota de realidad que nos ayudará a delinear las respuestas a estas preguntas, mientras nos sumergimos en los acontecimientos de un viaje espaciotemporal sin precedentes.