Titoli in Fantascienza

Dak, Sera, and Riq involve themselves in one of the most bizarre spy missions in history…and the outcome of World War II hangs in the balance.

When best friends Dak Smyth and Sera Froste stumble upon the secret of time travel - a hand-held device known as the Infinity Ring - they're swept up in a centuries-long secret war for the fate of mankind. Recruited by the Hystorians, a secret society that dates back to Aristotle, the kids learn that history has gone disastrously off course. Now it's up to Dak, Sera, and teenage Hystorian-in-training Riq to travel back in time to fix the Great Breaks . . . and to save Dak's missing parents while they're at it.

What would you do if every spark of electricity suddenly vanished, as if somebody had flipped a switch on the entire planet? Cars won't start, the heat shuts off, there's no water in your faucet, and your radio, TV, and flashlight go dark. Everyone in Charlie's small town is baffled. But as time passes, lawlessness erupts and takes an ugly turn. When the market and pharmacy are torched by an anti-Semitic arsonist, Charlie realizes his mother will die without her medicine.

New York Times best-selling author Jennifer A. Nielsen joins the race for survival! The survivors have made it out of the jungle, but they may be sorry they ever left when they stumble upon a whole new ecosystem, populated with entirely new threats. And the greatest threat of all may come from within. Because one of the kids is changing....

National Book Award winner Jude Watson joins the race for survival! The harrowing tale of survival and suspicion takes its most dramatic turn yet when Molly, Yoshi, and the rest discover that there are more than just monsters in the rift. There are other kids, too....

Young Mason Stark and 17 fellow cadets from the Academy for Earth Space Command (ESC) boarded the SS Egypt for a routine voyage to log their required space hours when they are attacked by the Tremist, an alien race at war with humanity. With the captain and crew dead, injured, or taken prisoner, Mason and the cadets are all that’s left to warn the ESC. Soon they find out the reason the Tremist chose to attack: the Egypt is carrying a weapon that could change the war forever. Mason will have to lead the cadets in a daring assault to take back the ship, rescue the survivors, and recover the weapon - before there isn’t a war left to fight.

Char, Weddy, and Nuell are excited over their discovery on the strange planet Pleisto but also terrified, for the leader of their expedition, Professor Joher, has disappeared. Nuell and Weddy, Joher’s children, are concerned for his safety, while Char, his research assistant, feels not only worried but responsible for all of them. He realizes that these prehistoric people may have carried off the professor - and may even have killed him.

Brady Steele watches in awe as a fireball comes crashing through the roof of his house. Brady immediately calls up his cousin, Quinn. They both love all things extreme, and this is the most extreme thing ever! Fred, as Brady names his space rock, turns out to be one of the rarest meteorites ever found. Brady is discovering he's able to do strange and wonderful feats that shouldn't be possible.But he's developing some frightening symptoms. Could he be infected with long-dormant microbes from space?

Meet Zeeton. It's an alien! Zeeton comes from another planet. It flies around space in a spaceship! But don't worry. Zeeton's not real. It's one of the monsters you meet in stories. It just wants to tell you about aliens. Check out Zeeton's cool spaceship. Find out what Zeeton is doing on Earth. And learn why people on Earth started telling alien stories. You'll have an out-of-this-world time with this monster buddy!

Josh Higgins and his sister, Maggie, have vowed not to use the alien gizmo that lets them visit other worlds. But when Josh's favorite writer comes to town, the temptation is too much. Along with famous author P. L. Cuthbertson, Josh and Maggie prepare to visit the land of Cuthbertson's books: Wyrd World. As soon as the crew arrives, some of Wyrd World's thuggish locals mistake P. L. for a wizard - and that's not a good thing. Josh and Maggie begin a rescue mission, sneaking through fortresses and dungeons.

Josh Higgins has an alien gizmo that lets him think his way to other planets - and he does not want to use it. But his sister Maggie won't stop bugging him, so he agrees to an off-world vacation. Josh dreams up a planet full of blue oceans, white beaches, and sunny weather. And he prepares for everything...well, almost. A parade of cranky creatures soon spoil Josh and Maggie's perfect getaway - including a one-horned beast, a sharp-toothed sea princess, and a two-tailed monkey.

Josh Higgins loves to make up stories about other planets. At least he thought he was making them up. After Josh publishes his first book, sinister blue aliens visit Earth! Josh quickly learns that the worlds he wrote about in his stories are way too real. The outer space thugs take Josh and his kid sister, Maggie, all the way to the desert planet Yastol. And when Josh and Maggie refuse to aid the blue guys, a chase begins across Yastol's harsh landscape. Will the help of the planet's brave Prince Izor be enough to save Yastol from the bad blue aliens?

Chicagoland can't get much weirder than this: Raf, Megan, and Bradley have been abducted by aliens from the planet Fnarf III! And not just your ordinary, everyday aliens, either. These extraterrestrials are intelligent canines as smart as Bradley, who come from a world where dogs rule and humans drool. And they have a case Bradley can really sink his teeth into: The Fnarfian princess has gone missing, and the space-dogs need help from planet Earth's home team - the Chicagoland Detective Agency - to track her down.

Alien Agent Zack Gaither has spent his whole life on planet Earth. His assignment: to protect humans from the knowledge of life on other planets. Finally, the time is right, and Zack has the chance to help Earth join the Galactic Union. The only problem? A small army of alien thugs is set on keeping Earth out of the picture. And they're planning to take Zack out in the process. Fortunately, Zack's got a few old friends on his side. Together, they're headed on an adventure that will take Zack off of Earth and across the galaxy.

Space is a fun and scary place. Join Sparky and his fellow spacers as he goes on his first space adventure to help Professor Hubble, the orbiting space telescope. Will the Debris Brothers, the space rubbish pranksters, mess up the mission? Will Sparky make it through the extremely hot and dangerous reentry window?

Every year the futuristic school, Cragbridge Hall, holds its most popular tournament, the Hunt: a series of challenges that range throughout the school and require the use of its amazing inventions like its holographic time machine! But this year is different. Rather than a monetary or academic reward, this year's winner will be the recipient of a carefully-guarded school secret: a secret that could prove both powerful and dangerous.

Mason Stark has a problem with minding his own business. This worked to his advantage when he stole back his world from the alien Tremist. Now Mason is called upon to use that very curiosity as a spy at the Tremist school for soldiers. At least his best friend, Merrin, daughter of the Tremist king, is there to keep an eye on him. Mason's bound to find trouble, but with the Tremist working on a secret weapon, trouble may come looking for him instead.

How many 14-year-old boys would turn down an offer of time travel to any baseball game in history? Certainly not die-hard New York Yankees fan Matt Collier. Accompanied by the Time Keeper, guardian of Time throughout the universe, Matt becomes the batboy for his beloved team and tries to change the outcome of the 1960 World Series, the first ever to end with a home run.

The distant world of Russalka has no land, only the raging sea; no clear skies, only storm clouds. Beneath the waves, the people live in pressurised environments and take what they need from the ocean. It is a hard life, but it is theirs and they fought a war against Earth to protect it. But wars leave wounds that never quite heal. Katya Kuriakova doesn't care much about ancient history like that, though. She is making her first submarine voyage as crew; the first journey of what she expects to be a nice, simple career. There is nothing nice and simple about the deep black waters of Russalka, however....

A freak virus released by a meteorite storm has given Sarah, Robert and their friends amazing superpowers. But such powers are both a blessing and a curse...Deadly meteorites are heading to Earth but mysterious Russian billionaire Nikolai Makarov seems gleeful. What is his secret and can the group of friends thwart his master plan? A thrilling sci-fi adventure, 'Alien Storm' is the sequel to A.G. Taylor’s highly-acclaimed debut 'Meteorite Strike'.