Can you outrun the past? Can you outlive the future? One time traveler must find out. Accidental time traveler Ben Travers is thrown into a multiverse of adventure in this action-adventure through past and future. This compilation includes: In Times Like These, The Chronothon, The Day After Never, and The Warp Clock. Now you can get them in one volume! All the adventure at a fraction of the price. Start your time travel adventure today, because yesterday may be too late!

Noah Harris and Ashley Flynn are field agents for a powerful organization tasked with protecting humanity from the misuse of game-changing technology. But when they discover hidden portals that link Earth to numerous planets, they are thrust into a maze of deception and intrigue they can't begin to understand....one that not only has them battling for their very lives, but that will decide the fate of worlds. Because, inexplicably, each of the planets contain human civilizations, and the rulers of our nearest portal neighbor have come up with a brilliant, twisted plan to conquer ours.

Dr. Sam Anderson is one of the most celebrated scientists in history. Ten years ago, he invented a device that changed the world forever. Now his life is about to be ripped apart—and his own creation may be to blame. One fateful morning, Sam discovers that his girlfriend has been murdered and that his daughter is accused of the crime. Sam believes she's innocent, but he can't prove it. There's only one thing he can do to save his daughter: confess to the crime. And so he does. But in the future, murderers aren't sent to prison. They're sent to the past.

Dennis E. Taylor, author of the best-selling Bobiverse trilogy, explores a whole different, darker world in this sci-fi stand-alone. Determined to give his wife and children a better life back home, Ivan Pritchard ventures to the edge of known space to join the crew of the Mad Astra as an asteroid miner. He's prepared for hard work and loneliness—but not the unthinkable. After coming into contact with a mysterious alien substance, Pritchard finds an unwelcome entity sharing his mind, and a disturbing physical transformation taking place.

From the Audie-nominated narrator of The Martian. In eleven years' time, a million members of an alien race will arrive at Earth. Years before they enter orbit, their approach will be announced by the flare of a thousand flames in the sky, their ships' huge engines burning hard to slow them from the vast speeds needed to cross interstellar space. These foreboding lights will shine in our night sky like new stars, getting ever brighter until they outshine even the sun, casting ominous shadows and banishing the night until they suddenly blink out.

A visionary work that combines speculative fiction with deep philosophical inquiry, The Sparrow tells the story of a charismatic Jesuit priest and linguist, Emilio Sandoz, who leads a scientific mission entrusted with a profound task: To make first contact with intelligent extraterrestrial life. The mission begins in faith, hope, and beauty, but a series of small misunderstandings brings it to a catastrophic end.

The future is here...in an adventure of cosmic dimension. In December, 1999, a multinational team journeys out to the stars, to the most awesome encounter in human history. Who - or what - is out there? In Cosmos, Carl Sagan explained the universe. In Contact, he predicts its future - and our own.

The ice is coming. It was the last thing we expected, but the world is freezing. A new ice age has dawned. Billions have fled the glaciers. A cataclysmic war is coming. In orbit, a group of scientists are running the Winter Experiments, a last-ditch attempt to understand why the planet is cooling. None of the climate models they build make sense. But then they discover an anomaly, an unexplained variation in solar radiation...and something else. Close to the burning edge of the sun, they catch a fleeting glimpse of something that shouldn’t be there....

There is a starship in trouble, lost in the void, with no one awake to hear the alarms. A thousand specially selected people left a troubled and unsustainable Earth for another world. Their dream was a new start on a virgin planet 30 years away. Their ship was state-of-the-art and entirely automatic, it's passengers safely sleeping through the journey - but something has gone wrong, something unexpected.

In the near future, political tensions between the United States and China are at an all-time high. Then a catastrophic explosion on the moon cleaves a vast gash in the lunar surface, and the massive electromagnetic pulse it unleashes obliterates Earth's electrical infrastructure. To plumb the depths of the newly created lunar fissure and excavate the source of the power surge, the feuding nations are forced to cooperate on a high-risk mission to return mankind to the moon.

When an elite team of specialists receives a long-awaited first contact from an alien race, it’s nothing like what they’d imagined. The "gifts," from a long-dead but seemingly benevolent alien race, have been sent to help humanity defend itself against an imminent threat. It’s clear that the gifts are intended to help, but at what price? Caught in the middle is Sam Steele, a high-level programmer and veteran with a tragic past, up against the arrogant, intransigent Colonel Eric Web, who considers Steele a loose cannon and is most concerned with giving the United States an edge in the upcoming battle.

Byron Shaw can track and find anyone on Earth. Except the people who tried to kill him. By 2081, privacy no longer exists. The Lattice enables anyone to re-live any moment of your life. People can experience past and present events - or see into the mind of anyone, living or dead. Most people love it. Some want to destroy it. Colonel Byron Shaw has just saved the Lattice from the most dangerous attack in its history. Now he must find those responsible.

From a remote corner of the galaxy, a message is being sent. The continuous beats of a pulsar have become odd, irregular, and artificial. It can only be a code. Frantically, a research team struggles to decipher the alien communication. And what the scientists discover is destined to shake the foundations of empires around this world - from Wall Street to the Vatican.

At his death in 1988, Robert A. Heinlein left a legacy that almost single-handedly defined modern science fiction. But one of Heinlein's masterpieces was never finished. In 1955, he began work on Variable Star, a powerful and passionate tale of two young lovers driven apart by pride, power, and the vastness of interstellar time and space. Now, the Heinlein estate has authorized award-winning author Spider Robinson to expand his outline into a full-length novel. And the result is vintage Heinlein.

Welcome to the Tora star system, home of the spectacular Cardinal-4 space station overlooking Amulen and Banor, twin worlds that share the same orbit. One visit and you'll understand why this station is the pinnacle of Torian achievement and a wonder of the Erobian Sphere.

Humans call them Monument-Makers. An unknown race, they left stunning alien statues scattered on distant planets throughout the galaxy, encoded with strange inscriptions that defy translation. Searching for clues about the Monument-Makers, teams of 23rd century linguists, historians, engineers and archaeologists have been excavating the enigmatic alien ruins on a number of planets, uncovering strange, massive false cities made of solid rock. But their time is running out.

From a remote corner of the galaxy, a message is being sent. The continuous beats of a pulsar have become odd, irregular, and artificial. It can only be a code. Frantically, a research team struggles to decipher the alien communication. And what the scientists discover is destined to shake the foundations of empires around this world - from Wall Street to the Vatican.

At his death in 1988, Robert A. Heinlein left a legacy that almost single-handedly defined modern science fiction. But one of Heinlein's masterpieces was never finished. In 1955, he began work on Variable Star, a powerful and passionate tale of two young lovers driven apart by pride, power, and the vastness of interstellar time and space. Now, the Heinlein estate has authorized award-winning author Spider Robinson to expand his outline into a full-length novel. And the result is vintage Heinlein.

A scientist's claim that he's found the secrets of the universe's origin encoded in DNA sparks a race against time to uncover the truth in this fast-paced thriller of science and faith, power and murder, loss and redemption.

From the Audie-nominated narrator of The Martian. In eleven years' time, a million members of an alien race will arrive at Earth. Years before they enter orbit, their approach will be announced by the flare of a thousand flames in the sky, their ships' huge engines burning hard to slow them from the vast speeds needed to cross interstellar space. These foreboding lights will shine in our night sky like new stars, getting ever brighter until they outshine even the sun, casting ominous shadows and banishing the night until they suddenly blink out.

The Unincorporated Man is a provocative social/political/economic novel that takes place in the future, after civilization has fallen into complete economic collapse. This reborn civilization is one in which every individual is incorporated at birth and spends many years trying to attain control over his or her own life by getting a majority of his or her own shares. Life extension has made life very long indeed.

Pilot X is Ambassador of the Alendans, a race with the ability to move through space and time as guardians of the timeline. Locked in ongoing conflict with the Sensaurians, an organic hive mind that can send messages in thought throughout its own history, and the Progons, a machine race who can communicate backwards in time, Pilot X finally manages to create peace among the three races.

Perhaps it wasn't from our time, perhaps it wasn't even from our universe, but the arrival of the 300-kilometer long stone was the answer to humanity's desperate plea to end the threat of nuclear war. Inside the deep recesses of the stone lies Thistledown: the remnants of a human society, versed in English, Russian and Chinese. The artifacts of this familiar people foretell a great Death caused by the ravages of war, but the government and scientists are unable to decide how to use this knowledge.

Our universe is ruled by physics, and faster-than-light travel is not possible - until the discovery of The Flow, an extradimensional field we can access at certain points in space-time that transports us to other worlds, around other stars. Humanity flows away from Earth, into space, and in time forgets our home world and creates a new empire, the Interdependency, whose ethos requires that no one human outpost can survive without the others. It's a hedge against interstellar war - and a system of control for the rulers of the empire.

Emanuel Goldsmith, a famous poet, murdered eight people, then disappeared. Three people want to find him: an aspiring writer, an embittered scientist who wants to use him, and a policewoman who needs to put him in custody before the Selectors, a vigilante organization, get to him first.

Roger Torraway watched in horror as the monster lurched, toppled over and died. Project Man Plus had gone suddenly and drastically wrong. The race to colonize Mars was too important, too costly, and America was already too committed, for plans to be scrapped. They would have to make a new Martian. And Roger Torraway was it, candidate for the endless surgery, operation after painful operation, that would enable him to survive on that faraway planet.

In the year 2280, an alien fleet attacked the Earth. Their weapons were unstoppable, their defenses unbreakable. Our technology was inferior, our militaries overwhelmed. Only one starship escaped before civilization fell. Earth was lost. It was never forgotten. Fifty-two years have passed. A message from home has been received. The time to fight for what is ours has come.

Will Stark is a self-made multibillionaire, happily married, and a proud father. He arrives home to find his house destroyed and his family murdered and is himself rescued from certain death by a mysterious trio. His rescuers are part of a splinter faction of a centuries-old secret society that has developed incredible technological advances and unlocked the method to release humanity's innate potential. Will was mistakenly believed to be a key dissident and fugitive, on the run from the primary group, known as the Aliomenti.

They reach the shore, barks and joyful laughter swallowed by the crashing waves. Suddenly, an odd-looking object in the sky draws closer. As dark clouds loom, a flicker of unease crosses Scotty’s face. Before he can react, an eerie glow surrounds both boy and dog. In an instant, they vanish without a trace. Now aboard an alien ship, Scotty faces a reality far from home. The walls breathe, the corridors pulse and his fear deepens.

Not Alone: First Encounter is a prequel to the globally acclaimed Not Alone series, set several years before two worlds collide under the weight of the grandest conspiracy of all time. For the first time ever, First Encounter lifts the curtain on a deadly series of events surrounding the initial meeting between the ruthless Richard Walker - untouchable head of the controversial Interspace Defense Agency - and a young truth-seeker from Birchwood, Colorado....