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Free Kindle eBooks | Hard Science Fiction |

Showing Free eBook 1-30 of 43
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Rating: 3.80 / 5
11 reviews

Duplicate: An Installed Intelligence Prequel Short (Installed Intelligence Prequels Book 1)

by Phoenix Ward

Upon death, the neurological data that composes one's personality is downloaded and installed onto computers in the next evolution from A.I.s. These programs are known as installed intelligences, or I.I.s, and they are the secret to human immortality. In recent years, the installation process has open up for the wealthy public as a means to keep family members alive after their body has died.

This is the story of a man who is mistaken for dead and has his mind installed before recovering and becoming the first living person with an I.I. of him or herself.

Cover art by Jake@jcalebdesign.com...

Genre: Crime, Thriller & Mystery, Thrillers, Fiction, Science Fiction & Fantasy, Science Fiction, Cyberpunk, Genetic Engineering, Hard Science Fiction, Metaphysical & Visionary
Size: 21 pages
Free eBook download for Kindle from 22 March 2019 onward  

Rating: 2.00 / 5
1 review

101 Visions of Tomorrow (Numbered Tomorrows Book 1)

by Phaeton Chamberlain

...

Genre: Fiction, Science Fiction & Fantasy, Science Fiction, Anthologies & Short Stories, Genetic Engineering, Hard Science Fiction
Size: 123 pages
Free eBook download for Kindle from 21 March 2019 onward  

Rating: 3.40 / 5
22 reviews

Seen And Not Seen

by William Bowden

The Veil play all sides, sometimes in our best interests, sometimes not. Now they have secretly deposited something at the United Nations – the victim of a horrifying crime against humanity. But is she a pawn or a terrifying weapon?

A clandestine government agency seeks to find out and fast, unaware that the answer lies at the centre of a man's dramatic spiral into an abyss of mania and despair that is already playing out on the world stage.

Seen And Not Seen is a technological thriller set in the near future, a world that needs to face up to its stretched resources, a bold endeavour to preserve our way of life and the dark road that some elements of the Human Race would have us take....

Genre: Crime, Thriller & Mystery, Thrillers, Fiction, Action & Adventure, Science Fiction & Fantasy, Science Fiction, Adventure, First Contact, Genetic Engineering, Hard Science Fiction
Size: 104 pages
Free eBook download for Kindle from 19 March 2019 onward  

Rating: 5.00 / 5
1 review

Edge of Darkness (Alpha Core Trilogy Book 1)

by Vikki Romano

In 2065, corporate sponsored governments jockey for supremacy in the biotechnical arena. Bullets and missiles take a back seat to cyber-enhanced soldiers and pulse weapons. In this extreme environment, only the most hardened body and mind can survive. Calder McKenna was a failed experiment in the military's push for power. Now a special agent for the metro task force, he lives day by day trying to forget the ones that were lost... the ones that he could have saved.When technology and humanity collide, Calder is forced to make desperate decisions, but how do you destroy the monster without becoming one yourself?...

Genre: Crime, Thriller & Mystery, Thrillers, Fiction, Science Fiction & Fantasy, Science Fiction, Cyberpunk, Hard Science Fiction, Post-Apocalyptic
Size: 306 pages
Free eBook download for Kindle from 19 March 2019 onward  

Rating: 3.70 / 5
4 reviews

The Last Cyborg

by Alex Kourvo

At age ninety-six, Randy Ennis has outlived his friends, his family, and his reputation. Now, he must outlive the medical implants that are trying to kill him.The Last Cyborg originally appeared in Triangulation: Last Contact ...

Genre: Fiction, Science Fiction & Fantasy, Science Fiction, Cyberpunk, Hard Science Fiction
Size: 15 pages
Free eBook download for Kindle from 19 March 2019 onward  

Rating: 4.60 / 5
3 reviews

Patriot Son: Battlefront America (Patriot Son: Dystopian Survival Book 1)

by T.A. Walters

From the Best Selling Author of the Silo 40 seriesOut of a nuclear-induced EMP, America is shaken as all three of our country's main power grids are destroyed. Trucks, cars, buses, and even trains roll to a permanent halt. Streets and highways appeared as desolate as auto junkyards and major cities became mausoleums of the millions who died from sarin gas bombings.Foreign superpowers rose up while our nation's leaders fought amongst themselves. Radical nations acquired nuclear ICBM'S and opened the door for a mass assault. Geo-satellite keycodes were sold by our nation's political power brokers; the rest, being strategic military satellites, all hacked and rendered useless. China and Soviet naval forces back up our nation's shores for radical Islamic forces to invade and round up urban cou...

Genre: Crime, Thriller & Mystery, Thrillers, Fiction, Action & Adventure, Political, War, Science Fiction & Fantasy, Science Fiction, Dystopian, Hard Science Fiction, Military, Post-Apocalyptic
Size: 185 pages
Free eBook download for Kindle from 18 March 2019 onward  

Rating: 4.00 / 5
5 reviews

Paragon.EXE (Absolute Knowledge Book 0)

by Drew Cordell

Paragon.EXE is the prequel novella to the Absolute Knowledge trilogy. Fueled by the Cold War, the development of the Absolute Knowledge project began with very different objectives than are present in the year 2146, over two hundred years in the future from the start of the Omniscient Project. Created as a project to aid leadership in the case of catastrophe, the Omniscient project was morphed by corruption and the pursuit of the unknown. These changes were hidden through time only to resurface when the stakes were much higher. Paragon.EXE takes place in the 1960s and 2020s and follows the chilling development of the Absolute Knowledge project from its cryptic roots....

Genre: Fiction, Science Fiction & Fantasy, Science Fiction, Cyberpunk, Dystopian, Galactic Empire, Hard Science Fiction
Size: 39 pages
Free eBook download for Kindle from 18 March 2019 onward  

The Sphere: A Short Story by John Newcomb Crain

by John Newcomb Crain

...

Genre: Science Fiction & Fantasy, Science Fiction, First Contact, Hard Science Fiction
Size: 21 pages
Free eBook download for Kindle from 14 March 2019 onward  

Rating: 5.00 / 5
2 reviews

Porcupine Station (The Golden Age of Heroes Book 7)

by Ken Ramsley

David Evangelista is trapped in Alaska trying to figure out what happens next. At the hands of a natural disaster of unimaginable power, humanity has been nearly wiped out. The rest of his research team is stuck in the lower 48, and David is on his own. Daylight has disappeared, at least for a while, and the Moon is probably gone for good. The ‘old’ Earth is over. The ‘new’ Earth is a shaky proposition.

If the Sun ever rises again, David will work his way upstream along the Porcupine River to Old Crow in Yukon Territory, a community of the Van Tat Gwich’in First Nation people. The Gwich’in operate a commercial airport. It’s a long shot, but maybe a way home.

While David prepares for his dangerous hike, a visitor arrives. It will be a huge ste...

Genre: Fiction, Action & Adventure, Literary Fiction, Science Fiction & Fantasy, Science Fiction, Hard Science Fiction, Post-Apocalyptic
Size: 103 pages
Free eBook download for Kindle from 14 March 2019 onward  

Rating: 4.00 / 5
1 review

Nadine's Bible (Book 1): Old Testament (AfroFuturism Sci-Fi) (Alien Monologues' series)

by T Lindsey-Billingsley

Book One (2nd Edition;Alternate Cover) There's a popular saying that men are from Mars and women are from Venus. In this science fiction story, nothing is closer to the truth. The Great Mother created the perfect woman in Her image on Venus, and the Great Father created a perfect man in His image on Mars. Now, the Great Father and Great Mother are feuding; a Gender War is beginning. This multi viewpoint story introduces you to the Amazons, the history of their Order, and story of humanity's beginning. This is a tale of bloody battles, political intrigue, and extra-terrestrials; loosely based off conspiracy theories, major religions, and Greek mythology. This is the story of an advanced race of warrior women that reside on the dark and secret side of Venus, unseen from the earth and Mars....

Genre: Crime, Thriller & Mystery, Thrillers, Science Fiction & Fantasy, Fantasy, Epic, Fiction, Science Fiction, Fairy Tales, Alien Invasion, Colonisation, Cyberpunk, First Contact, Hard Science Fiction, Metaphysical & Visionary, Space Exploration, Space Opera, Time Travel, Teen & Young Adult
Size: 204 pages
Free eBook download for Kindle from 14 March 2019 onward  

Rating: 3.60 / 5
4 reviews

Homo Avatarius: ( Your Consciousness is an Alien )

by JT Alblood

What if whatever you know as HISTORY is just an illusion? What if your consciousness was an Alien?

Throughout the history of the world, we have seen war, the spread of civilization, discovered many wonders, but what if in all that time, Homo sapiens were merely evolving into something new? What if on the inside we are all alien?
Homo Avatarius now rules the Earth. The invasion has already ended. Wake up to reality; your inner voice is an alien.
The story while also featuring some interesting characters from Adolf Hitler to Wilhelm Reich.
As it is said, that the future affects the past, the story also takes you on a time adventure from Hitler's WWII time, the 1214 Ancient Beijing Warriors time to the modern 20th century.
The novel also has a stunnin...

Genre: Science Fiction & Fantasy, Fantasy, Fiction, Science Fiction, Alternative History, Hard Science Fiction
Size: 174 pages
Free eBook download for Kindle from 14 March 2019 onward  

Rating: 3.50 / 5
2 reviews

God's Ground: Compared to the settlement of space, all other forms of human endeavor shrink to insignificance

by John Brophy

Tesla Miller has never been to space and doesn’t even like to fly. Desperate to save herself and her six-month-old son from her violent husband, she takes a job as an “escort” at the Sky City Resort and Casino in low-Earth orbit. Sky City is the newest and largest entry in the fledgling space tourism industry. Tiny by earthly standards, with just seventy-two guest rooms, it is nevertheless equipped with all of the latest attractions. Tesla finds herself in a strange and wonderful new world dominated by the absence of gravity. While experiencing the considerable pleasures and costs of a life without gravity, she ultimately discovers two facts that change the course of history and unleash powerful forces hell-bent on maintaining the status quo....

Genre: Fiction, Action & Adventure, Science Fiction & Fantasy, Science Fiction, Adventure, Hard Science Fiction, Metaphysical & Visionary
Size: 217 pages
Free eBook download for Kindle from 14 March 2019 onward  

Rating: 2.50 / 5
2 reviews

RoboSuicide

by Steven Orlowski

You're mostly human, implanted with technology to improve your life. If it works, awesome. If not, you'll have to trigger the RoboSuicide Sequence, a kind of self-destruct mode that'll convert you to 100% Artificial Intelligence. Your consciousness will be gone. But no one will be able to tell the difference. Welcome to the Future....

Genre: Fiction, Science Fiction & Fantasy, Science Fiction, Dystopian, Hard Science Fiction, Metaphysical & Visionary, Post-Apocalyptic
Size: 12 pages
Free eBook download for Kindle from 14 March 2019 onward  

Rating: 4.50 / 5
27 reviews

Mars Journey: Call to Action: Book 1: A SciFi Thriller Series

by Bill Hargenrader

Get ready for an exciting, near-future SciFi thriller that will take you on an epic journey around the world and beyond… Mars Journey: Call to Action is the story that marks the beginning of humanity’s greatest adventure.

In the Mars Journey Series, Brent Carlson, a brilliant but disgraced former astronaut, is called upon to help lead a seemingly impossible international mission from Earth to Mars. Their primary directive is to become the first human pioneers to set foot on Martian soil and begin colonization of the red planet.

Now with the clock ticking down, they’ve entered into a dangerous race against time and a fight with humanity’s darker side just to survive long enough to see the launch.

***

The Mars Journey series delve...

Genre: Fiction, Short Stories, Science Fiction & Fantasy, Science Fiction, Anthologies & Short Stories, Colonisation, Hard Science Fiction, Metaphysical & Visionary, Space Exploration
Size: 116 pages
Free eBook download for Kindle from 12 March 2019 onward  

STRONGHOLDS (2) : Exploration Colony: THE LOST STARSHIP

by Valerii Titov

...

Genre: Fiction, Religious Fiction, Science Fiction & Fantasy, Science Fiction, Cyberpunk, Hard Science Fiction, Military, Space Exploration, Steampunk, TV, Movie, Video Game Adaptations
Size: 137 pages
Free eBook download for Kindle from 12 March 2019 onward  

Rating: 3.50 / 5
17 reviews

Mind Machines (Human++ Book 1)

by Dima Zales

From New York Times & USA Today bestselling author Dima Zales, an intense new techno-thriller that pushes the limits of what it means to be human. With billions in the bank and my own venture capital firm, I’m living the American dream. My only problem? A car accident that leaves my mother with memory problems.Brainocytes, a new technology that can transform our brains, could be the answer to all of my problems—but I’m not the only one who sees its potential.Plunged into a criminal underworld darker than anything I could’ve imagined, my life-saving technology might be the death of me.My name is Mike Cohen, and this is how I became more than human.Please note: This book was formerly titled Human++....

Genre: Crime, Thriller & Mystery, Mystery, Thrillers, Suspense, Science Fiction & Fantasy, Fantasy, Fiction, Action & Adventure, Men's Adventure, Romance, Science Fiction, Adventure, Superhero, Cyberpunk, Hard Science Fiction, TV, Movie, Video Game Adaptations, Crime Fiction
Size: 407 pages
Free eBook download for Kindle from 11 March 2019 onward  

Dekker's Dozen: Weeds of Eden (Dekker's Dozen (The Armageddon Seed Cycle) Book 2)

by Christopher D. Schmitz

...

Genre: Science Fiction & Fantasy, Science Fiction, Cyberpunk, Hard Science Fiction, Space Opera, Steampunk
Size: 79 pages
Free eBook download for Kindle from 11 March 2019 onward  

Rating: 4.30 / 5
62 reviews

Quantum Incident (Quantum Series Book 0)

by Douglas Phillips

This short novella combines several stories that span more than a thousand years. It's a prologue to the three-book Quantum Series that provides a glimpse into the drama to come. (Quantum Space, Quantum Energy and Quantum Time).​Tenth century, Moorish Spain. A young girl on her way home notices a shiny metallic object that was not there the day before -- and may not even be from her world.​​Flash forward to 2012. The long sought Higgs boson has been discovered at the Large Hadron Collider in Geneva, Switzerland. Scientists rejoice in the confirmation of quantum theory, but a reporter attending the press conference believes they may be hiding something.​​​Nala Pasquier is a particle physicist at Fermi National Laboratory in Illinois. She recognizes that the discovery in 2012 ope...

Genre: Fiction, Action & Adventure, Science Fiction & Fantasy, Science Fiction, Adventure, First Contact, Hard Science Fiction
Size: 31 pages
Free eBook download for Kindle from 10 March 2019 onward  

Rating: 4.00 / 5
9 reviews

Discovery: (a Proton Field Story #1)

by Laurence Dahners

...

Genre: Science Fiction & Fantasy, Science Fiction, Hard Science Fiction
Size: 249 pages
Free eBook download for Kindle from 10 March 2019 onward  

Rating: 4.50 / 5
2 reviews

Dhata Mays: A Futuristic Crime Thriller (The Synth Crisis Book 0)

by Greg Dragon

...

Genre: Crime, Thriller & Mystery, Mystery, Thrillers, Fiction, Action & Adventure, Science Fiction & Fantasy, Science Fiction, Adventure, Cyberpunk, Dystopian, Genetic Engineering, Hard Science Fiction, Metaphysical & Visionary
Size: 146 pages
Free eBook download for Kindle from 10 March 2019 onward  

Rating: 5.00 / 5
4 reviews

Mass Transit

by Graeme Ing

Mind over matter is more than a cliche.Controlling starships with her mind is all Emily ever dreamed of. Her graduation from the Telekinesis Traffic Control Academy is assured, unless Dylan, an irritating and cocky fellow student, ruins it for her.The utmost concentration is essential to land a ship from orbit. When Dylan’s jealousy turns to sabotage, thousands of people will die if Emily can’t keep him out of her head. But which of them has the stronger mind?A short story.*** Note: This story is also published in the anthology Mayhem in the Air ***...

Genre: Fiction, Action & Adventure, Science Fiction & Fantasy, Science Fiction, Adventure, Hard Science Fiction
Size: 29 pages
Free eBook download for Kindle from 04 March 2019 onward  

Rating: 4.00 / 5
4 reviews

White Storm

by Matthew Karabache

On a weather station in the upper atmosphere of Saturn, a scientist observes a storm that could shake the foundations of meteorology.The writing prompts that I had in my brief were: Sci-Fi | A Weather Station | A Slice of Pizza....

Genre: Fiction, Short Stories, Science Fiction & Fantasy, Science Fiction, Anthologies & Short Stories, Hard Science Fiction
Size: 7 pages
Free eBook download for Kindle from 03 March 2019 onward  

Rabid Mind: The Anatomy

by Roy Jackaman

(Book 1) A precursor to the adventure.It was natural that the phenomenon of artificial intelligence would progress. With so many practical examples of the technology walking around, it was hard to imagine it would not. However, to progress you first have to build the monster then you can play with it, providing of course it doesn’t want to play with you.Richard, the naïve technologist who works with artificial intelligence decides to take a non-prescribed route to complete some work for his overly demanding boss, Walter Jackson. Walter Jackson, a stickler for protocol, thinks he has Richard on a string. That however is not true and if William Jackson had any technological insight he would also have released the potential dangers Richard was unleashing. Then again, William Jackson w...

Genre: Fiction, Literary Fiction, Political, Science Fiction & Fantasy, Science Fiction, Cyberpunk, Dystopian, Hard Science Fiction
Size: 242 pages
Free eBook download for Kindle from 03 March 2019 onward  

Rating: 3.30 / 5
11 reviews

Beyond the Event Horizon Episode One

by Albert Sartison

EPISODE 1/4

Everything simply follows the laws of objective reality

In 2177, close to the Solar System, scientists discover a source of disturbance to the space-time continuum: radiating gravity waves that did not appear to have the signature of those caused by natural processes.

On the basis of the approximate distance to the source and the intensity of the waves generated, its mass ought to be compatible with the size of a binary star and exert a strong influence on the movement of the planets in the Solar System. However, such a system of heavenly bodies is not known to exist.

Attempts to detect the mysterious object with the aid of Earth-based observatories and orbital telescopes are unsuccessful, but astronomers succeed in determinin...

Genre: Fiction, Science Fiction & Fantasy, Science Fiction, Alien Invasion, Colonisation, First Contact, Hard Science Fiction, Space Exploration, Time Travel
Size: 88 pages
Free eBook download for Kindle from 03 March 2019 onward  

Rating: 4.00 / 5
1 review

Awakening: A Near Future Sci-Fi Thriller

by Randal Sloan

A young woman awakens from a coma and finds she has special abilities and with that special challenges!
In this near future SciFi Thriller novel, a young woman has been awakened from a coma after nearly two years. Miranda Summerlin finds that she has been given nanites that give her enhanced mental abilities and extraordinary hand-to-eye coordination. She attends the nearby Space Academy where she uses her mental genius to work on cutting edge astrophysics and she joins the school shooting competition team after discovering she can hit wherever she aims at on a target. Intending to keep her skills low key, Miranda must step up to prevent a terrorist attack against the school that only she has the skills to do so.

Miranda has also drawn the attention of a girl on...

Genre: Crime, Thriller & Mystery, Thrillers, Fiction, Action & Adventure, Science Fiction & Fantasy, Science Fiction, Adventure, Hard Science Fiction, Teen & Young Adult
Size: 216 pages
Free eBook download for Kindle from 03 March 2019 onward  

Rating: 4.10 / 5
6 reviews

The God Machine

by Michael Campling and Drew Avera

Areva dreams of the day when he will become a Scribe and contribute to The Collective - the tethered souls, connected to the God-Machine. The Scribes write the Universe into Existence, and it's Areva's destiny to join them.
But as his time draws near, he hesitates. Perhaps the God-Machine serves a darker purpose....

Genre: Fiction, Science Fiction & Fantasy, Science Fiction, Dystopian, Hard Science Fiction, Steampunk, Teen & Young Adult
Size: 15 pages
Free eBook download for Kindle from 02 March 2019 onward  

Rating: 3.10 / 5
12 reviews

The Phantom Fleet

by Julien Boyer

Cold war between Earth and Mars. A massive invasion fleet suddenly appears off the corner of the solar system, headed towards Earth. The nearest patrol ship is sent to investigate, with little chance of survival....

Genre: Fiction, Science Fiction & Fantasy, Science Fiction, Hard Science Fiction, Military, Space Opera
Size: 37 pages
Free eBook download for Kindle from 02 March 2019 onward  

Rating: 3.90 / 5
9 reviews

Alder's World: Part One: Mass 17

by Katie Papilio and Tracy Vincent

The latest from The Dryden Experiment's founder and Chief Editor.

Pushing past the boundaries of chartered territory, Lieutenant Commander Samuel Alder and the crew of the League of Planet's deep space research vessel, "The Duster" encounter a mysterious protoplanetary disc and become embroiled in a struggle for survival that challenges the role of humans in a universe more wonderful, more spectacular and more terrifying than they ever imagined...

Genre: Fiction, Science Fiction & Fantasy, Science Fiction, Hard Science Fiction
Size: 108 pages
Free eBook download for Kindle from 02 March 2019 onward  

Rating: 4.60 / 5
17 reviews

This Long Vigil: A Children of Titan Universe Short

by Rhett C Bruno

From the author of "The Circuit Series" and "Titanborn" comes a science fiction short story taking place in the "Titanborn" universe.

Synopsis: After twenty five years serving as the lone human Monitor of the Interstellar Ark, Hermes, Orion is scheduled to be placed back in his hibernation chamber with the other members of the crew. Knowing that he will die there and be replaced before the ship’s voyage is over, he decides that he won’t accept that fate. Whatever it takes he will escape Hermes and see space again, even if it means defying the regulations of his only friend -- the ship-wide artificial intelligence known as Dan....

Genre: Fiction, Short Stories, Science Fiction & Fantasy, Science Fiction, Anthologies & Short Stories, Colonisation, First Contact, Hard Science Fiction, Military, Space Exploration, Teen & Young Adult
Size: 21 pages
Free eBook download for Kindle from 01 March 2019 onward  

Rating: 3.90 / 5
7 reviews

Prophet of the Godseed: A Novel of Time Dilation and Singularity (Deep Time Book 1)

by David V. Stewart

When you travel between worlds, time slows. In the depths of deep time, travelers become ancient. They become gods.Alone, Padalmo walks through the eternally sunlit desert of Terranostra. He prays for the return of the Seeders, the race of gods who instilled all worlds with life, and that they would make him into their prophet. Above, Malcolm Macbeth watches a world that has changed radically in the 2000 years since he seeded it with human life; a world which now walks the razor edge between two kinds of annihilation: nuclear war and cognitive singularity. As war breaks out and the fate of the world races toward a grim conclusion, the Clan Macbeth must find a way to save the world - if it is worth saving at all. Moses, an refugee from Earth's ancient singularity may hold the key in his uni...

Genre: Fiction, Science Fiction & Fantasy, Science Fiction, Colonisation, Galactic Empire, Hard Science Fiction, Military, Space Exploration, Space Opera, Time Travel, Teen & Young Adult
Size: 148 pages
Free eBook download for Kindle from 28 February 2019 onward  

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