Science Fiction Time Travel

Regan Fitz and Elliot Mason have been enemies since they started training to become Glitchers - people who travel through time to preserve important historical events. But everything changes when they find a letter from Regan’s future self, warning them about an impending disaster that threatens them and everyone they know.

The third novel in the international bestselling Before the Coffee Gets Cold series, following four new customers in a cafe where customers can travel back in time. On the hillside of Mount Hakodate in northern Japan, Cafe Donna Donna is fabled for its dazzling views of Hakodate port. But that’s not all. Like the charming Tokyo cafe Funiculi Funicula, Cafe Donna Donna offers its customers the extraordinary experience of travelling through time.

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.

Created as an experiment by the time-traveling goddess Pallas Athene, the Just City is a planned community populated by over 10,000 children and a few hundred adult teachers from all eras of history, along with some handy robots from the far human future - all set down together on a Mediterranean island in the distant past.

Gwen's life has been a rollercoaster since she discovered she was the Ruby, the final member of the secret time-traveling Circle of Twelve. In between searching through history for the other time-travelers and asking for a bit of their blood (gross!), she's been trying to figure out what all the mysteries and prophecies surrounding the Circle really mean. At least Gwen has plenty of help. Her best friend Lesley follows every lead diligently on the Internet. James the ghost teaches Gwen how to fit in at an eighteenth century party.

When the first humans came to settle the planet Pern, they did not come alone: intelligence-enhanced dolphins also crossed the stars to colonize Pern's oceans while their human partners settled the vast continents. But then disaster struck. The deadly silver spores called Thread fell like rain from the sky, and as human colonists' dreams of a new, idyllic life shattered into a desperate struggle for survival, the dolphins were forgotten.

Ten years ago, the 20th century and the Bronze Age were tossed together by a mysterious Event. In the decade since, the Republic of Nantucket has worked hard to create a new future for itself, using the technological know-how retained from modern times to explore and improve conditions for the inhabitants of the past

Four exciting novelisations of classic TV stories in which the Doctor and his companions traverse the Fourth Dimension. This collection includes Doctor Who: The Space Museum, Doctor Who and the Day of the Daleks, Doctor Who: City of Death and Doctor Who: The Two Doctors.

Punching well above their weight, Max and Markham set out to bring down a sinister organisation founded in the future—with a suspicious focus on the past. Max's focus is staying alive long enough to reunite with Leon and Matthew, alternately helped and hindered by St Mary's—who aren't always the blessing they like to think they are. But non-stop leaping around the timeline—from witnessing Magna Carta to disturbing a certain young man with a penchant for gunpowder—is beginning to take its toll. Is Max going mad? Or are the ghosts of the past finally catching up with her?

You know the future that people in the 1950s imagined we'd have? Well, it happened. In Tom Barren's 2016, humanity thrives in a techno-utopian paradise of flying cars, moving sidewalks, and moon bases, where avocados never go bad and punk rock never existed...because it wasn't necessary. Except Tom just can't seem to find his place in this dazzling, idealistic world, and that's before his life gets turned upside down.

Best friends Maya and Tucker didn't expect to spend their spring break onboard the Titanic—in 1912. But now that they've discovered a special collection of artifacts has the power to send them back in time, they're on a mission. They must travel back in time again to save their friend Liam and his parents, third-class passengers onboard the Titanic, and change history. Can they convince the captain to change the course of the doomed ship before it hits the iceberg?

Lise Adams is a young woman attempting to uncover the mystery of her father's disappearance ten years earlier. Turk Findley is an ex-sailor and sometimes-drifter. They come together when an infall of cometary dust seeds the planet with tiny remnant Hypothetical machines. Soon, this seemingly hospitable world will become very alien indeed--as the nature of time is once again twisted, by entities unknown.

During the test flight of a prototype faster-than-light craft, Lt. Commander Ky is flung into an ancient past that never existed. Rome has fallen, defeated by the mighty Carthaginian Empire, its survivors chased off the continent and onto what had been the remote province of Britannia. Hounded by the Carthaginians bent on conquering the known world, Rome is on the verge of destruction. Stranded and alone, except for a tactical AI implanted in his head, Ky has lost everything and must find a way to live in a world different than anything he's ever known.

When you discover the world is a computer program, and you figure out that by altering the code you can time travel and perform acts that seem like magic, what can possibly go wrong? Pretty much everything. Just ask Brit, who has jumped around in time with such abandon that she has to coexist with multiple versions of herself. Now, Brit the Elder finds that her memories don't match Brit the Younger's.

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.

The Narthani, a militant realm who believe their manifest destiny is to rule the entire planet, Anyar, plan to absorb Caedellium into their empire. Yozef Kolsko (a.k.a. Joe Colsco) works to find ways to increase the chances of resistance to the Narthani's planned conquest. The enemy is coming. The odds seem overwhelming, and it will take all Yozef can do, the courage of his new people, and luck, to survive.

Aiden Anderson got off to a tough start in life. He had a small family to begin with, and they were all gone by the time he turned 16. He did his best to shake off his grief and go on to a successful life as a musician. He was talented, but just missed the big time. When Aiden dies in a car crash, he couldn't be more surprised to open his eyes in his grandmother's kitchen in 1961. He has a second chance at everything: family, friends, and fame. Even in Middle Falls, second chances don't always turn out right.

She was born with a secret. She swore to never reveal it. But will love test that oath? Gemma is a time spirit. She can travel through history in a blink. What if people knew her powers? Would they try to abuse her gift? Life as a high school loner isn't so bad. But will Harrison change all of that? He seems to like her and falling for him is impossible to resist, but can she keep her secret? Breaking her oath will have dire consequences.

El 22 de noviembre de 1963 tres disparos resonaron en Dallas. Murió el presidente Kennedy, y el mundo cambió. ¿Qué harías tú si pudieras impedirlo?

Civil war looms as the fledgling Galactic Alliance confronts a growing number of rebellious worlds - and the approaching war is tearing the Skywalker and Solo families apart. Han and Leia return to Han's homeworld, Corellia, the heart of the resistance. Their children, Jacen and Jaina, are soldiers in the Galactic Alliance's campaign to crush the insurgents.