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The Xortaags are back with a vengeance. Not being the forgive-and-forget types, they’ve conquered the Akakie homeworld, and now they set their sight upon Earth. Having reverse-engineered the advanced technology they scavenged on Kanoor, they now hold the key to rule the universe forever. It now befalls to Jim and his friends to save not only humanity, but every sentient species in the galaxy.

Jim, a wisecracking, OCD-suffering fighter pilot, is about to propose to his girlfriend when his friend Kurt surprises them by showing up at his house, wounded and covered in blood. This is just the beginning of Jim's woes, because soon after, his life is thrown into a galactic conflict that threatens the very existence of the human race. Can our heroes save humanity from the wrath of a galaxy-conquering alien fleet? The Crimson Deathbringer seamlessly blends breathtaking action sequences with mischievous humor.

When she returned from the Summer Program at The Academy, Lola thought the rest of her summer would be filled with family trips to the beach, lounging by the pool, and getting to know her new brother. Instead, life at the Evers Mansion is even more complicated than it was before with the appearance of new magical artifacts for Time Travel and World Jumping - which have caught the interest of some unsavory players.... 

At the conclusion of a seminar on “Trances and Visions: Exploring the Out-of-Body Experience”, the wealthy daughter of a prominent physician approaches Ricky with an offer: "If my father could fix things so your mother would receive the best cancer treatment for free, would you go back in time to clear my ancestor’s good name?" Ricky explains that he can’t simply will himself to have an episode and take a time-travel trip.

Cameron’s experiment in high-speed remote communications explodes, allowing him to interact with AD 375 Yucatan Peninsula. Watch ancient warriors battle political intrigue, insurrection, and ultimate betrayal. See the mighty Mayan civilization tear itself apart as Cameron and his assistant, Crystal, use the latest in technology to record the past. Struggle with heroes from different eras as they fight to protect Dziñuhu Amoxtli, the Precious Yellow Metal Book, and the right to survive.

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.  

With the passing of her grandmother and the inheritance of an antique holiday postcard collection, 14-year-old Rebecca Renford discovers she is a Time Corrector. Guided by interdimensional overseers and aided by a handsome, humanized computer historian (called a Continuant), with the selection of each vintage postcard from her album, Rebecca must travel back in time to help rewrite historical wrongs.

Megan Gallagher has only ever seen her mother as neurotic and overworked. When a Whitney Houston song at the 80s dance sends Megan back to 1987, she discovers her teenage mom dressed in all black and sneaking liquor in the bathroom. After preventing her mom’s drunk car accident, Megan realizes she has one month to get her teenage parents to stop partying, and learn enough about her family's secret to get back home.

Thirteen-year-old Charity can escape her unpleasant reality by stepping through the parlor closet of her mother’s new home, a mansion built in the 1800s. In her hometown of Talbot, New York, in the year 1880, she doesn’t have to worry about her depressed father skipping his medications or her mother flirting with her coworker. Instead, she gets to know the hatter’s son, who shows her a lifestyle of manners and pride. Few have ever accepted Charity’s old-fashioned ways…until now. 

Time can be your worst enemy. On the water planet of Dalanda, a mergirl discovers a deadly truth that will literally destroy her world. In a caste system where no one will listen to a 16th-born, speaking up can be hard. Astrid has learned to bow under the disdainful gaze of her society. She has learned to be silent and fade into the crowd. But the time for that is over. Now, she must reveal herself and speak up to save her people.

Une terrible prophétie. Une dangereuse chasse aux trésors. Le monde des particuliers au cœur de la tempête. Jacob et Noor viennent d'échapper au clan de Léo, mais un nouveau danger se profile. Avant de mourir, H a parlé d'une prophétie qui pourrait anéantir le monde des particuliers.

Gonzalo Guerrero and his mom survived the Great Tsunami of La Palma in 2029 when he was only four. Almost his entire family disappeared in the tragedy. Only Gonzalo and his mom kept afloat during the horrific wave that killed almost two million people around the world. Now, they have a bigger issue. She has lost her memory as a consequence of the traumatic brain injury she suffered during the cataclysm. 

All series must have an official starting point, and as the best-selling author of the Saving History series, I can verify that this is Ian’s beginning. As Ian wakes up on is ordinary 17th birthday, he never imagines the havoc and devastating consequences the day would bestow upon him. Not only is Ian’s life in jeopardy, but so are his parents’ and his best-friend Kayla’s’. Losing time in Ian’s life happens to follow the pattern of looming danger that surrounds him.

Joey is a 19-year-old girl from rural Arkansas who has inherited a very special metaphysical gift. Although she keeps it to herself, she has an ability to change things. Threading events to ensure outcomes are more desirable, her life near the bayou is normal for the most part. That changes when she begins to hear an enchanting male voice in her head. He tells her he needs her help. Before she finds him, she will have to trust him. She’s not even sure he’s mortal, but one thing is certain, he is the instrument that will change her life, forever.

Today has been the strangest day of my life. I know, that sounds like the dramatic ramblings of a 17-year-old girl, but it’s the absolute truth. Until today, I was an orphan, an uneducated ward of the government with no employment prospects on her horizon. But as of today, at least one of those is no longer true.

It is time for the Vechey youth to earn their place as time-guardians. The near-immortal Vechey protect the universe from the devastating Manipulators - devourers of souls, mindless seekers of chaos. First, the youth must survive a mysterious and deadly ritual created by the all-powerful clan leader Eterili. Having regenerated thousands of times with the birth of each universe, Eterili is taking this one as hers and bending all in it to her grand designs.  

Now it is time to figure out who I really am. A year has passed since we were all on Sanshli. My idiot brother decided to pull out the sword and now we were stuck in the past, all in new bodies. Like my life wasn’t complicated enough. But now it was going to get even more complicated. Time was running out and I had to finish my mission: Destroy Nygard once and for all. I knew I would be on my own for this one, as I was the only one who I could trust. And there was always Jack, but I still didn’t know where he was. Hopefully it would all make sense soon.

When Rick Hughes receives a reliquary pendant as a gift from an old friend, he has no idea what's coming next. Drawn to an old excavation site, Rick stumbles upon a portal that takes him back to the eighth century, and in the middle of a Viking invasion. After discovering a shocking link to the present, Rick is determined to intervene and save the inhabitants of the village from devastation - and to find a scientific explanation for what is happening.

New time traveler Fritz is asked to use his powerful but poorly understood portal to undertake an important mission – but will the unknown cause him to hesitate, or will he take the chance to save the world? After discovering a portal through space and time, Fritz helped the United States resolve a foreign crisis. Now, as he struggles to understand the mysterious portal’s secrets, the president wants him to use it to avert a nuclear threat in the Middle East.

Merlin the wizard is a good-looking, but very well-disguised woman. She's also ambitious and becomes Arthur's mentor, falling in love with him. It's reciprocated, and they elope, leaving the wizard's cave to Tertia, Unita, and Marlene (Merlin's apprentices and her sister). They start a detective agency, however bored with the lack of fifth century crime, they start up the Temporal Detective Agency and use Merlin's time portal to move from Camelot to the 21st century, where the cases are better.