Hard Sci-Fi! Hard Sci-Fi! I Want Hard Sci-Fi!!! 硬科幻！硬科幻！老子要硬科幻！！！

1. 301 我 I Am the Immune System! Either You or the Virus Has to Die 我，免疫系统！你和病毒得死一个 Chen Erliang陈二两Urban892k WordsCompleted When Liang Chuan transmigrated into the immune system of Qin Ruxue, a goddess on campus, and she was diagnosed with a terminal illness, everything changed! [White blood cells]: “A large number of cold viruses detected. Requesting reinforcements!” Liang Chuan: “Mobilize the body’s energy and mass-produce an army to fight them!” Meanwhile, Qin Ruxue acted as though she were possessed by a starving ghost. “I’m so hungry… I want to eat!” Doctor: “You can’t eat yet.” [White blood cells]: “Cancer cell 9.7kReads8.7Score1.1kShelves

   Reader note

   I'll recommend these two books, though my tastes might be a bit unique. "The Immune System" might not be very science fiction, just a close tangent. The other one, "Submitting Yourself," didn't get a high rating, but I personally think it's very strong.

2. 302 云 A Fateful Romance in Yunmeng 云梦奇缘 Wander Freely with the Wind乐游随风Urban1.1M WordsCompleted [Hard science fiction cultivation + patriotic spirit + grand cosmic vision + civilizational epic] “I would give my life to protect Blue Star, and devote all my years to this land!” Gao Yang was born into a family of traditional Chinese medicine practitioners, and learned medicine and martial arts from his grandfather from an early age. By chance, he obtained a supercomputer left behind by a highly advanced civilization. With its help, and through his own hard work, he earned doctorates in both i 1.8kReads8.3Score189Shelves

   Reader note

   A cultivation novel based on hard science fiction, explaining the principles of cultivation from a science fiction perspective. It's currently being serialized and has been updated to over 600,000 words and more than 200 chapters. Perhaps it's what you're looking for.

3. 303 壁 The World of Bastions 壁垒世界 Carp King Slacking Off划水的鲤鱼王Sci-Fi & Apocalypse349k WordsCompleted This book is an unfinished version of the story for Barrier World 2. Interested readers, please wait for the author to finish the outline and relaunch the story QAQ [The powerful are all bound by fate] All who peer into the Barrier World know that it rejects the power of the mind. Its pitiful inhabitants live lives as brief as fireworks, leaving one full of sorrow. But the arrogant cannot understand what the words “barrier world” truly mean. It is a merciless, brutal wall that prevents all othe 2Reads—Score—Shelves

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   This is hard science fiction, written with fantasy techniques in the beginning, but I can explain it later. Anyone interested in reading it? The writing style was a bit problematic at the beginning, but it gets better later. I'll write something even more interesting in the second volume. You can skip to chapter 101 for now, don't let the slow start discourage you!

4. 304 三 The Three-Body Problem: I'm Cheng Xin, and from the Start I Inherit the Grandmastery of the Dao of Performance 三体：我程心开局继承演道大宗师 Dreaming of Zhuang Zhou梦谈庄生Male-Channel Fanfiction226k WordsOngoing [In this book, Cheng Xin is the fusion of three souls: the Saintly Mother Soul, the Immortal Venerable Soul, and the Soul That Transmigrated Into a Book.] [This book has been revised and heavily cut. Some wording may be awkward as a result.] [The first hundred or so chapters cover the solar system. After that comes the great choice among the stars, and the voyage in pursuit of light.] “Do you really believe that individuals shape the course of history?” “Well, I think that’s a question that can 80Reads8.1Score—Shelves

   Reader note

   [Cheng Xin + Immortal Venerable + Ye Wenjie share the same background + embarking on a journey to pursue the light] 🥹

5. 305 为 I Turned Myself In to Save My Life 为了活命我把自己上交了 Stargazer星空漫步者Sci-Fi & Apocalypse623k WordsCompleted [Technological Rise of a Nation - No Romance, Female Lead - Comedy] (Hardcore technology. I'm going to make all those armchair scientists and DIY engineering fans eat dirt.) This book is also known as The Road to National Strength Begins with a Lithography Machine. Major Bu Yinan of the Galactic Federation leads humanity's suicide squad in a final battle against the Zerg Queen! As she lies on the brink of death, the Zerg Queen sacrifices half her soul to activate a space-time jump and turn the t 124Reads7.0Score—Shelves
6. 306 星 The Interstellar Zerg 星际虫族 A Bowl of Congee承一碗粥Sci-Fi & Apocalypse184k WordsOngoing What kind of story can a man charged with the mission of raising the insect race to greatness create in the vast interstellar expanse? Slaughter, conquest, evolution, and expansion. The insect race's potential is limitless... 108Reads—Score—Shelves
7. 307 黑 When the Black Sun Blots Out the Sky 黑日蔽空之时 A Handful of Peas一把豌豆Sci-Fi & Apocalypse99k WordsOngoing [Sci-fi + slow burn + mecha + ensemble cast + interstellar + natural disasters + no female lead] After the stars shattered, the "Black Sun" veiled the heavens, and a tide swallowed all things. From then on, smoke and fire filled the universe, and resistance never ceased. The sea of stars teeters on the brink. When will the smoke finally clear? The "Pursuit of the Sun" is urgent. When will the world emerge from the flood? (This novel features an original world and power system, combining hard sci 2Reads—Score—Shelves

   Reader note

   The story features an original, expansive universe and power system, combining hard science fiction with a diverse cast of soft science fiction characters. The monster designs are also refreshing. The plot is novel, avoiding the typical formulaic, fast-paced action-packed novel. Furthermore, the world-building is exceptionally vast, with new settings and foreshadowing introduced almost every few chapters.

8. 308 狂 Mad, Wild Cosmos 狂疯宙宇 jp Jiepijp杰皮Sci-Fi & Apocalypse230k WordsOngoing [Not a power fantasy] [No System] [Ensemble cast] [No mindless characters] [Long-term story] Read with caution if these elements bother you. Under the shadow of an energy-depleted apocalypse, humanity fabricates an extraterrestrial threat in a desperate bid to break the deadlock. This astonishing deception, spanning ten years, drags all of humanity into madness! A shocking secret lies deep beneath the earth, while a phony war plays out on the surface. A mysterious underground laboratory, a bruta 2Reads—Score—Shelves

   Reader note

   I highly recommend this one. I read the beginning and then put it on my bookshelf. I recently had some free time and reread it. I felt the atmosphere was beautifully crafted, the science fiction logic was extremely rigorous, and every foreshadowing was resolved perfectly. It's not just some novel that uses science fiction as a guise for other genres; it's genuinely "hard"—the characters' emotions and motivations are handled exceptionally well. No amount of praise can replace the experience of reading it yourself. I welcome any criticism if you don't like it!

9. 309 玄EN Fantasy: My Sudden Enlightenment of the Chaos Physique 玄幻，我顿悟了混沌体 Ye Dadao叶大刀Eastern Fantasy3.3M WordsCompleted Xiao Yun's System has only one function: epiphany! Ordinary constitution? Have an epiphany and gain the Chaos Body! Cultivation technique too difficult? Have an epiphany and reach perfection! Divine ability too difficult? Have an epiphany and reach perfection! There's nothing an epiphany can't solve. And if there is, then have an epiphany ten times, a hundred times... 63.8kReads9.1Score8kShelves
10. 310 为 I Attended My Own Funeral for Love 为爱参加自己葬礼 Crimson Snow's Song绛雪吟Mystery52k WordsCompleted Shen Zhifei accidentally entered a parallel world and saw his parents there consumed by grief. Out of love, he tried to enter that world again, attended his own funeral, and left behind a letter expressing his love... 9Reads7.6Score—Shelves

    Reader note

    This is the best science fiction I've ever read, bar none.

11. 311 科 The Tech Tree: Expelled from School, I Go on to Win Every Nobel Prize 科技树：被勒令退学的我包揽诺奖 Long Short-Term Memory Network长短期记忆网络Urban262k WordsOngoing [Technology Tree + Hard Sci-Fi + An Intelligent Protagonist + No Romance] “Hello? What? I swept up all the Nobel Prizes this year? And I have to go to Northern Europe to accept them? No way! I'm busy researching warp engines!” A technology tree from the start, with every advance unlocked through research! Unsolved mathematical problems? I've got an advanced AI that can solve them with one click! Biochemistry hitting a dead end? I'll redesign the entire genome. My fate is mine to command! Energy 1Reads8.4Score—Shelves

    Reader note

    Hard science fiction! Absolutely hard science fiction! If it's not hard enough, come find me! The protagonist is intelligent! Definitely not mindless! A technologically advanced nation!

12. 312 让 You Asked Me to Open a Repair Shop, So Why Am I Starting a Mecha War? 让你开维修店，你掀起机战风暴？ The Road to a Flipped Salted Fish咸鱼翻身路Urban5.9M WordsOngoing "Sonny! Mom and Dad are leaving. Don't miss us!" The young man stands at home, staring at the letter in his hands, completely frozen. "Sonny! Mom and Dad aren't that heartless. We got you a little repair shop. You'd better work hard!" Young man: ... "You call this rundown warehouse a repair shop?" Just then, the System awakens, and the dilapidated warehouse before him transforms into the best mech repair shop on the planet. "Boss... isn't your price for repairing mechs a little too high? It's ju 72.8kReads8.9Score8.5kShelves

    Reader note

    Interstellar science fiction

13. 313 疯 After Going Mad and Tearing Off the Labels, I Took the Urban Superpower World by Storm 疯到撕碎标签后我狠掀都市异能 FinneganUrban183k WordsOngoing Jiang Shutang tears off every label attached to her, going from an elite executive to a homeless drifter, all to expose the dark network through which urban superpowered beings manipulate finance and public opinion. When she uncovers the truth about Lu Yuwei, a seemingly gentle and refined medical professor who is actually the core leader of the superpower organization Silent Eye, the two are forced into an alliance amid bloodshed and chaos. Jiang Shutang’s destructive power and Lu Yuwei’s preci —Reads—Score—Shelves

    Reader note

    This book is incredibly hardcore, with an amazingly imaginative plot. I won't spoil too much, but the tags, data, and memory manipulation are unbelievable! The content is super exciting, the female lead is incredibly cool, the plot is sophisticated and not mindless, the story is very engaging and emotionally resonant, and the overall pacing is just right. It's definitely worth reading!

14. 314 星 Interstellar Campus: The Five-Person Team Charges Ahead 星际校园：五人小队向前冲 I Refuse to Flop, Starting with Myself拒绝扑街从我做起Modern Romance1.2M WordsCompleted [Military academy + mecha + no romance + coming of age + ensemble cast + light humor + five-person team + strong team spirit] For the first seventeen years of her life, Jiang Lin's goal was to get into Mingde's mechanical engineering department and become a highly paid mecha engineer. But an unexpected turn of events sent her to Dawn Military Academy and set her on the path to becoming an elite solo fighter. Inter-academy tournaments, live-fire drills, interstellar battles... Years later, five s 63.5kReads9.5Score7.2kShelves
15. 315 星 The Interstellar Heiress's Collection of Junk 星际首富大小姐的破烂收藏 That Melon over in the West西边那个瓜Modern Romance1.2M WordsCompleted [Interstellar powers, military academy tournament, no romance for the protagonist, spatial abilities, lighthearted and satisfying, friendship-focused, with a large ensemble cast.] [Sole protagonist: Shen Chenfu (Xiao Fu)] [Volume One has been published] After years of wandering, Shen Chenfu is found and brought home by the richest man in the interstellar world. Her adopted sister is openly hostile toward her, and her twin younger brothers mock her for never having eaten meat. When her classmates 45.6kReads9.5Score6.7kShelves
16. 316 环EN Pacific Rim: The Great Wall's Vigil 环太平洋-长城守望 How High the Heavens天之高兮Sci-Fi & Apocalypse637k WordsCompleted Luo Sen looked up at the steel giant. This thing had only ever appeared in movies and comics. It wasn’t until the “Seagull Project” was launched that men’s dreams finally became reality. To fight monsters, we created monsters. (Hong Kong Shatterdome Base:) 1.1kReads9.3Score137Shelves

    Reader note

    I love every single one of them. The rating for the first one really doesn't match the content; it's so good, not like a typical web novel!

17. 317 量 Quantum Redundancy 量子冗余 Pilot Rui Ke飞行员锐克Sci-Fi & Apocalypse103k WordsOngoing In 2030, quantum teleportation reshapes human travel. QiangTech's intercity portals, offering millisecond-fast commutes, quickly sweep across major cities and become the mainstream alternative to buses and subways. Huang Zhenyu, an ordinary office worker, has long been accustomed to leaving early and returning late via the portals. Then, on a night of torrential rain, a rare power failure strikes the portal, forcing him to resume his forgotten subway commute. But when he arrives home exhausted a —Reads—Score—Shelves

    Reader note

    I've just started writing, please give me some feedback.

18. 318 流 The Wandering Earth: I Take My Little Broken Planet on the Road 流浪地球，我带着小破球去流浪 A Hidden Scholar in the Countryside阡陌世隐Male-Channel Fanfiction1.6M WordsOngoing The moment the Wandering Earth broke free from the solar system’s chains, the darkest hour in the entire universe began. Zhou Ming, the will of Earth itself, took the “Perpetual Student” System and its star-devouring host on a knife-edge journey through a universe ruled by the law of the dark forest. To avoid being struck down to a lower dimension, Zhou Ming and humanity embarked on a wild interstellar ride. Pose as a superior civilization and scam the Heluo aliens? That was just an appetizer! S 1.1kReads8.9Score103Shelves

    Reader note

    That's fine.

19. 319 记 A Guide to Opening a Memory Black Market 记忆黑市开店指南 Flower Plus Flower花加花加Sci-Fi & Apocalypse299k WordsOngoing Everyday trades in the “memory black market” + a mystery surrounding the tampering of collective history From suspicion and exploitation to trusting one another with their backs, they rebuild genuine bonds amid false memories. They wield their scars as blades, fighting to reclaim the right to remember for everyone whose memories have been stolen. Top-tier memory tailor Lin Yin has only three rules: ask no questions about the past, feel no empathy, leave no trace. He sells snippets of memory to —Reads—Score—Shelves

    Reader note

    Fans of NeuroWanderer and Cyberpunk 2077, this is for you! Pure cyberpunk style, hard science fiction, so hard you can't read it without a cyberpunk background.

20. 320 蝶 Butterfly Bone Brand! Umbilical Knot! Moonlight Ring! 蝶骨烙！脐带结！月光戒！ Little Fish in the Sky天空中的小鱼儿Sci-Fi & Apocalypse254k WordsOngoing ( #Sci-Fi #Mystery #Family Bonds #Genius Boy #System Story #Sweet Romance ) During physics class, my school uniform spontaneously burst into flames. Blue light crept out from the collar and formed a snake on my chest, biting its own tail. My homeroom teacher, Zhou Wen, told me to go home and find my mother, saying, “It's time to reel in the kite.” But when my mom saw my father's distress signal in the washing machine, her hands trembled so much she could barely hold her soup bowl. Later, I le —Reads—Score—Shelves

    Reader note

    "I'm not a real person, but I really treat you like a son."

21. 321 废 Wasteland Survival: I Can Summon Players 废土求生：我能召唤玩家 Apple Candy Doudou苹果糖逗Sports518k WordsCompleted In the ruins left by the catastrophe, human factions reorganize. Immortals with mechanical bodies, gene warriors from Dawn City, mechs atop the Beacon of Civilization, and more... After Su Chen is bitten by a zombie, he awakens a Tinder Chip and uses it to summon players from Blue Star. From then on, a mysterious faction swiftly rises in the wasteland. They cannot be killed, fear nothing, and even dare to bite zombies back! They're clever, stay up all night grinding away, and will even raid a mo 10.5kReads9.3Score840Shelves

    Reader note

    These three books are pretty good.

22. 322 鹰 Eagle Sauce: I Was Just Bragging, and You Made It All Come True? 鹰酱：我就吹个牛，你全实现了？ Falling Moon's Afterglow落月余辉Sci-Fi & Apocalypse1.0M WordsCompleted Chen Xuan is about to sell his family’s abandoned machine shop to raise money for his father’s life-saving treatment. At that moment, the Strongest Technology System binds to him! A high-tech factory is awarded from the start, along with one chance to draw a prize! Chen Xuan draws an electromagnetic railgun with a range of five kilometers, as well as a battery-powered pulse gun capable of destroying electronic devices! At a small-arms expo, he stuns countless people and lands an astronomical ord 9.1kReads8.7Score648Shelves

    Reader note

    Absolutely hard science fiction

23. 323 我 My Everyday Life Is Nothing but Bugs 我的日常全是BUG Bingwen's Laboratory秉文的实验室Mystery232k WordsCompleted A feel-good story with none of the usual cheat codes: no transmigration, no System, no rebirth, and no superpowers. Just a lighthearted, funny urban mystery-horror tale. Wang Yu is a slacker and an ordinary college graduate, utterly unremarkable aside from his wild imagination and nerves of steel. He loves instant noodles, loves to lie flat, and loves anime. But after a strange encounter at a convenience store, he begins to uncover all kinds of bugs in Earth Online. Using science and imagination 17Reads—Score—Shelves

    Reader note

    After seeing other recommendations, I realized this is the real hard science fiction. After all, there's no time travel, no system, and no rebirth. It's about how ordinary people around you save the world.

24. 324 核 A Nuclear Blast from the Start: Leading Humanity into Deep Space 核爆开局，我带领人类走向深空 Roast the Buns Before Eating馒头烤着吃Sci-Fi & Apocalypse1.2M WordsCompleted Synopsis: [Sci-Fi + Interstellar + Alien Life] In 2030, as humanity's endless greenhouse gas emissions intensify global warming, Antarctica's permanently frozen glaciers begin to melt, and ancient viruses slumbering within them start to awaken! At first, humanity pays no attention to these viruses, until they spread across the globe at an alarming rate! Then disaster strikes: every plant on Earth is killed by this "withering virus"! He Zhiyong is caught in a nuclear war that erupts over humanity 778Reads7.1Score100Shelves
25. 325 宇 The Far Reaches of the Universe 宇宙之遥 Lunch Meow午餐喵Sci-Fi & Apocalypse104k WordsOngoing (Not a web novel. No role-playing, no cultivation, and no black technology. If that bothers you, don't read.) The universe you know is far too small. The real universe is a light bulb, and I am closer to the divine than anyone, which means I am closer to the truth. I need to tell you: you live in nothing more than a speck of light. —Reads—Score—Shelves

    Reader note

    The massive world-building in episode 9. Let's debate if you disagree! (I really want to give away spoilers, but I think I'll pass.)

26. 326 我 Reborn as a Robot, Invincible in the Apocalypse 我重生为机器人，末世无敌 Mercy, Fellow Daoist道爷慈悲Sci-Fi & Apocalypse1.2M WordsCompleted [Reborn, Wasteland, Sci-Fi, Superpowers, Robots, Outer Space] A massive rift splits the sky, and mist engulfs the world. Strange and powerful plague beasts emerge, running rampant across the land. Zhou Che, who perished alongside the robot rebels, is dug out from underground by someone, only to discover that he has somehow become a robot. Reborn as an old, battered robot of an obsolete model, Zhou Che finds himself in a hostile world filled with plague beasts and superhumans. To survive, his onl 15.2kReads8.5Score1.6kShelves

    Reader note

    The first science fiction novel, *The Three-Body Problem*, is absolutely the pinnacle of science fiction, bar none. After reading it, you realize that all the science fiction in the movies is garbage! Why have weapons and then resort to hand-to-hand combat?

27. 327 暗 Darknight Ice Blade 暗夜冰刃 Yinye垠野Urban299k WordsCompleted [Sci-Fi Apocalypse + Special Operations and Espionage + Criminal Investigation + Mystery and Deduction + Tormented Love and Romantic Rivals] The robots violate their armistice with humanity and plot to join forces with Blue Star to rule the Earth. They secretly use humanoid robots to overthrow the Black Nation, which borders Xia Country, turning it into a base for connecting with Blue Star. They also use living humans to conduct advanced humanoid-robot research, laying the groundwork for their f 1Reads—Score—Shelves

    Reader note

    Hard science fiction, an apocalyptic crisis of a war between humans and robots, combining special forces espionage with suspense and mystery!

28. 328 未 The Unknown Descends: I Have an Invincible Domain 未知降临：我有无敌领域 Dr. Cheng Er程尔大夫Sci-Fi & Apocalypse1.1M WordsCompleted [Apocalypse + Civilization Invasion + Invincible Domain + Unstoppable Satisfaction + No Harem + Witty Comedy] Mysterious creatures descend, and Earth's resources run dry... Just as humanity teeters on the brink of extinction, a corner-shop owner rises into the sky and decides life and death with a single word! When it is all over, Su Xiao thinks he can spend the rest of his days lazing around on Earth, protected by his invincible domain... But then he discovers that the vast cosmos above is dazz 8.5kReads8.6Score478Shelves
29. 329 全 Wanted Across the Universe 全宇宙通缉 White Robes by the Cold River寒江白袍Sci-Fi & Apocalypse380k WordsCompleted Hard sci-fi, no cheat powers, road trip, farming, conquest, worldbuilding. Dune + Cyberpunk 2077 + EVE + Yellowstone Ranch In the year 2677 of the Earth calendar, the cosmic conglomerates monopolize everything, and the lives of the underclass are nothing but expendable resources. Nineteen-year-old Ark is a low-level mechanic. After accidentally winning fifty million in the lottery, he instantly becomes “Warwolf,” an extreme criminal with a massive bounty on his head across the entire star system 1Reads7.2Score—Shelves

    Reader note

    The pioneer of the interstellar cyberpunk hacking genre, a super-smooth hard science fiction game. Early game involves highway escape, mid-game resource gathering, and late-game conquest. No simplistic gameplay, no cheat codes, a well-developed setting, intrigue and power struggles reminiscent of Game of Thrones, cyberpunk hacking and defense, shielded melee combat like in Dune, and epic battleship clashes like in EvE. Most importantly, it features the bonds of land and family found in Yellowstone Farm! If you don't like it, come back and give me a bad review!

30. 330 此 This Magical Treasure Is a Battleship! 此法宝名为战舰！ Oil-Paper Umbrella Supporting Flowers油纸撑花Sci-Fi & Apocalypse179k WordsOngoing A promising trainee space captain is caught in a space-jump accident and ends up on a fallen cultivation planet, where the alien species are itching to devour them whole. Technology empowers cultivation, while cultivation advances technology. By fusing different technologies, they defy fate and change their destiny. Higher-dimensional beings are stirring up trouble, too. You have an endless tide of alien species? Behold my battleship and magical treasures. You have mighty cultivation sects? Beho —Reads—Score—Shelves

    Reader note

    When technology meets cultivation, which civilization prevails? Are computers useful in the brain? These are all worth watching.

31. 331 奥 The Oort Resonance 奥尔特共振 Little Orange of the Future未来小橙Sci-Fi & Apocalypse298k WordsCompleted The crumbling borderland Sparkfire Alliance faces treachery from the deep-space interest groups of the Earth-based Interstellar Federation behind it, and a mysterious, ruthless symbiotic civilization bent on formatting it from the front. After more than a century of being battered, after more than a century of resistance, a new generation of Sparkfire children is finally ready to pass beyond the Oort Nebula and cross the Star Abyss Gate. Where does the Star Abyss lead? What kind of civilizations 3Reads—Score—Shelves

    Reader note

    The author, barely making 0.1 Yuan a day on hard science fiction, is practically crying in front of his computer. He's done his best; he'll never touch hard science fiction again.

32. 332 超 The Hypermnemonist 超忆者 Yu E Bu Zu余鹅布足Sci-Fi & Apocalypse100k WordsOngoing Time and space. Do we know who first defined the term “time and space”? What do they have in common? What if time doesn’t exist at all? And if time does exist, could it give rise to paradoxes? Suppose the only difference between places is space, while time unfolds simultaneously. If time cannot run backward, then many theories could hold up. Who decided that humans should be awake by day and asleep by night? Consider the eastern and western halves of the Earth: two people in different places, on —Reads—Score—Shelves

    Reader note

    Story Synopsis: Suitable for science fiction fans. Genre: Science fiction, interstellar.

33. 333 末 Doomsday Countdown: First, Let Me Build a Tech Empire 末日倒计时：等我先建个科技帝国 The Badly Injured Raccoon重伤的小浣熊Urban118k WordsOngoing [Reborn] [Hard Science and Technology] [Exploring the Stars] [Interstellar War] Reader's Note: There is no technology that appears fully formed out of nowhere. The technology tree follows the fundamental laws of reality, and the golden finger only accelerates development. In 2048, an asteroid strike wipes out Blue Star civilization. Lin Feng, wounded in battle, returns to 2013 with memories of the apocalypse. In this life, he gives up a quiet retirement and travels everywhere recruiting top tale —Reads—Score—Shelves

    Reader note

    That's tough enough; it starts from the basics of each technology. A cheat code can only help shorten the time.

34. 334 我 I Just Chopped Down a Tree, So How Did It Become World-Ending? 我就砍个树，怎么灭世级了 Hall Yuzi殿堂郁子Urban1.8M WordsOngoing To earn tuition, medical, and living expenses for her two younger sisters, Lin Xia has done every kind of job imaginable. Hauling corpses at a crematorium, spending the night in haunted houses, retrieving bodies from the Yellow River... This time, for a monthly salary of thirty thousand, he came to the Great Forest Company to work as a lumberjack, venturing deep into the mountains alone to cut trees. There was just something strange about this place. Tree species he had never seen before, beasts 45.1kReads8.4Score3kShelves

    Reader note

    Hard science fiction fans rejoice! The story begins in a post-apocalyptic world but is full of twists and turns. The world-building is grand and mind-bending, the protagonist's high-IQ strategic maneuvering is thrilling, and the writing is solid with plenty of suspense.

35. 335 霓 Kiss of Neon Entropy 霓熵之吻 Frozen Days冰封时日Urban224k WordsCompleted Across the vast universe, civilizations are strictly ranked, all serving as experimental fields where the Creator harvests "imprints of consciousness." When Blue Star's civilization became obsessed with AI, human consciousness stagnated, and its faint imprints were ultimately discarded without mercy by the Creator. Then came a catastrophe: Blue Star's coordinates were exposed, making it prey to advanced civilizations eager to hunt it down and seize the final "nourishment" released as it perished —Reads—Score—Shelves

    Reader note

    It's hard science fiction, not urban fantasy.

36. 336 别 Stop Pretending. You're Not a Normal Awakened One Either, Are You? 别装了，你也不是正经觉醒者吧？ When Will the Moon Shine? Canned明月几时有罐头Urban2.9M WordsOngoing (Also known as: How Can Li Bai Have Three Eyes? I’m Yang Jian!) After transmigrating, He Xu assumed he’d definitely become an Awakened, until he awakened the Calamity Sequence [Yang Jian]. From the day his third eye grew in, He Xu stopped feeling sleepy, but he became ravenous: the kind of hunger that made him want to eat people. He started delivering takeout in his spare time. While bringing food to others, he also picked out his own meals. He Xu had principles. He wouldn’t eat ordinary people, 263.8kReads8.2Score18.8kShelves
37. 337 这 This High Schooler Is Too Wicked 这个高中生太妖孽 The Man Who Surpassed His Era超越时代的人Urban1.2M WordsCompleted He's a high school student, a programmer, a scientist, an inventor, and an entrepreneur all at once. Though he's still in high school, he's already worth tens of billions; though he's a billionaire, he lives just like an ordinary person. He's a prodigy unlike any other, and this isn't fantasy: reality made him what he is. Every one of his inventions is unique and revolutionary. He didn't start a company to make money, but to transform people's lives and reshape the world. 142Reads5.2Score—Shelves

    Reader note

    I recommend a hard science fiction book; only those who truly understand it will appreciate its real value. [Shy][shy]

38. 338 我 I Became the Universe's Arms Dealer 我成了宇宙军火商 God's High Priest神之牧首Sci-Fi & Apocalypse1.7M WordsCompleted The protagonist unexpectedly acquires black technology from the universe. Starting out by selling small arms and eventually moving on to selling space battleships, he leads humanity into the great age of space exploration, trades with various races, and builds the largest space station in the universe. 4.1kReads8.8Score258Shelves

    Reader note

    How about these two? They're pretty good. If they're still not good enough, I recommend you watch "How the Zerg Were Made." It's hard sci-fi, and I thoroughly enjoyed it.

39. 339 新 The New Noah's Ark: In Search of Eden 新诺亚方舟之寻找伊甸园 Spring Warmth and Blossoming Flowers春暖花艳Sci-Fi & Apocalypse139k WordsCompleted The novel tells the story of a future Earth where the natural environment has deteriorated and humanity is forced into a mass migration. Its themes are thought-provoking. It offers a different perspective on the dark forest principle governing how advanced alien civilizations treat less advanced ones, as well as a fresh take on the future prospects of AI robots. Through three settings, Earth, wormholes, and alien civilizations, it depicts life in the future and presents three-dimensional charact 23Reads7.0Score—Shelves

    Reader note

    This novel, *The New Noah's Ark: Search for Eden*, also known as *The Time Rift*, tells the story of a future coastal city being submerged by rising sea levels, forcing humanity into a massive migration. The novel offers a different understanding of the dark forest theory of how advanced civilizations treat less advanced ones, and also makes different predictions about the future of AI robots. Unlike other hard science fiction novels, this science fiction novel provides a warning about the development of human civilization.

40. 340 人 I'm in the Three-Body World, and My Cultivation Blows the Droplets to Bits! 人在三体世界，我修仙干爆水滴！ Fallen Leaf Blade落叶之刃Anime Fanfiction311k WordsCompleted [This is not a mindless, fast-paced power fantasy. The author knows the original work inside out and treats it with great respect. Almost all the worldbuilding, including cultivation, fits within the original framework. You can enjoy this even if you haven't read the original.] Fun Version: Two hundred years from now, the Trisolarans' probe, “Droplet,” arrives in the Solar System. Chu Ming: “Who says humanity has no Great Emperor?!” He swings his palm, and the Droplet is shattered to pieces! 168Reads9.3Score106Shelves

    Reader note

    This is very hard.

41. 341 文 Civilization of Ants 文明蚁 Sugar-Mixed Capybara Porridge糖拌卡皮粥Sci-Fi & Apocalypse83k WordsOngoing [Note: You can also skip ahead and start with Volume Three] How should humanity deal with the crisis of AI awakening? How should humanity choose at the crossroads of technological progress? What will humanity become as civilization advances another step? How can humans achieve immortality: through mechanical ascension, or is it impossible? How powerful will brain-computer interface chips become? What is the scam behind “Heavenly Palace” and “Ascension”? Have you ever imagined the fate of human c 2Reads—Score—Shelves
42. 342 科EN Technology: Turning Over Controlled Nuclear Fusion to Get Into College 科技：为了上大学，上交可控核聚变 Ancient Vine古藤Urban3.1M WordsCompleted [Patriotic Tech Novel] To get into Longke University, Jiang Fan submitted some of the formulas and data for controlled nuclear fusion. The result sent the top experts across Longguo into an uproar... 9.5kReads8.1Score1.1kShelves
43. 343 磁 Magnetic Edge 磁锋 Zhong Xinchen钟昕辰Sci-Fi & Apocalypse361k WordsCompleted Ever since Magnetic Peak Star was discovered last century, it has been a holy site that scholars and explorers have longed to visit. But the planet's magnetic field changes too violently. Any ship that approaches is torn apart by the powerful magnetic field, while instrument chips are burned out by sudden surges of voltage generated by its shifting magnetism. Even if anyone could make it down to the surface, excessive electromagnetic radiation would leave explorers with either radiation-induced 11Reads7.4Score—Shelves

    Reader note

    This book is worth a try.

44. 344 烈 Blazing Stars and Rivers 烈焰星河 Dancing Wolf舞蹈狼Sci-Fi & Apocalypse551k WordsCompleted Campus + military + pure sci-fi, about an alien invasion. No showing off and face-slapping, System, cultivation, transmigration, or superpowers. This isn't a wish-fulfillment story about a lone hero. The protagonist joins countless passionate young people in the fight against an alien invasion. There is sacrifice and devotion, family and friendship, as they stand firm through trials of blood and fire to defend humanity's last line of defense with courage and conviction. The story has depth, and 41Reads—Score—Shelves

    Reader note

    Hardcore pure science fiction, original IP, no system cultivation, time travel, superpowers, or face-slapping themes, alien invasion theme, bright and lively writing style, not a light novel or wish-fulfillment story, the story has depth and the characters have ideas.

45. 345 荡 Suppressing Bandits: Ceres, Inspection 93 荡寇谷神星之93检阅 High Priest of Ceres谷神星大祭司Sci-Fi & Apocalypse100k WordsOngoing From an immune-system volunteer to a quantum consciousness. On Victory Day in 1993, the Xuannv formation takes part in the parade, igniting time and space! Pollution transforms Earth into Purple Star. A mighty homeland in a post-apocalyptic civilization. —Reads—Score—Shelves

    Reader note

    This book is absolutely amazing, it shouldn't even be on Tomato's list! An epic masterpiece in Tomato's hard science fiction category! Once you start reading, it gets incredibly exciting! The cosmic debris from Ceres' explosion, the deadly gamma radiation, the intricate relationships between AI agents, the invasion of unknown alien creatures? Everything points to one thing: Earth is in grave danger! While everyone else is forced to hide in underground cities due to radiation, only those of us naturally immune to gamma rays will step in! On September 3rd, the Xuan Nu's fighter jet formation will hover over Tiananmen Square for inspection before immediately heading to the front lines of interdimensional war!

46. 346 超 Beyond the Ordinary 超等 Nomadic Rivers and Seas游牧海川Sci-Fi & Apocalypse281k WordsCompleted A ride-hailing driver is summoned for questioning by Bureau 749... Ghost particles, the far side of the moon, a base on Mars. Countries compete for the right to communicate with extraterrestrial civilizations. Along the way, some great powers collapse and some nations fall into ruin. AI beings, digital people, aliens, robots, and bioengineered whale sharks coexist. Li Chongze, a ride-hailing driver, has an ancient cosmic language sealed inside him, drawing him into a storm in which lower civiliz 8Reads—Score—Shelves

    Reader note

    It's rare to find such well-written sci-fi novels on Tomato Book. The entire book is packed with cutting-edge technology, making it seem incredibly advanced. The theme is a lower-level civilization challenging a higher-level one—things that seem impossible to ordinary people, but the protagonist is on his way to doing them, which is really exciting.

47. 347 末 Apocalypse: The Human Purification Protocol 末世：人类净化协议 Mo Gang墨罡Sci-Fi & Apocalypse696k WordsCompleted The apocalypse is not a natural disaster, but a carefully orchestrated “purge.” The ecological environment undergoes drastic changes, and plants and animals mutate wildly, as though the entire planet has raised the alarm against human civilization. Then a silver mist known as the “Silent Devourer” spreads through the cities, precisely disassembling everything made by humans while leaving living beings untouched. In these desperate ruins, two leaders are forced to rise: Lei, an iron-willed and de —Reads—Score—Shelves

    Reader note

    [Saving Your Reading Season] Highly Recommended | An Epic Multi-Dimensional Post-Apocalyptic Disaster Sci-Fi Masterpiece – The Five-Part Series: *Apocalypse: The Human Purification Protocol*. Are you tired of the typical post-apocalyptic tropes of single natural disasters, zombie sieges, or alien invasions? Do you crave a truly philosophical, hardcore sci-fi, and epic post-apocalyptic novel? Then don't miss this sci-fi epic that will redefine your imagination – the five-part series, *Apocalypse: The Human Purification Protocol*. The apocalypse isn't a single event, but rather ten consecutive catastrophes erupting: from Earth's own immune response, "Gaia's Revenge," to the "Nano Gray Gu" of human technological backlash; from the spiritual "Regret Pulse" and "Angels of Ecstasy," to the indifferent "gift" of alien civilizations; from the nightmare of data materialization becoming reality, to the "Time Debt" of time's corruption… This isn't just a single disaster, but a complete elegy for an entire civilization's demise. The work not only focuses on the physical battle for survival but also delves into the cosmic truth behind the apocalypse. Two main teams—the "Guardians" and the "Seekers"—lead readers through a dual experience of survival in dire straits and the pursuit of truth. Four major factions—the "Ark Faction," the "Return to the Path," the "Alliance of the Awakened," and the "Time-Space Survivors"—are central to the narrative, their conflicts, collaborations, and betrayals driving the plot towards three distinct yet profoundly moving endings. Whether it's merging into Gaia's consciousness, repaying a debt of time, or transforming and venturing into deep space, none are traditional "victories," but rather civilizational choices fraught with cost and reflection. The five-volume set is well-paced. The author constructs a logically consistent, scientifically detailed, and imaginative world. From climate change to spacetime collapse, from alien logs to time paradoxes, every setting is meticulously crafted, making it a must-read for hard science fiction enthusiasts. If you enjoy hard science fiction and post-apocalyptic themes like *The Three-Body Problem*, *The Southern Reach*, and the *Metro* series; if you crave grand narratives, interwoven storylines, and philosophical reflections; or if you're tired of formulaic stories and yearn for a truly "ending of human civilization" in a post-apocalyptic setting. *The Apocalypse: The Human Purification Protocol* is more than just a novel; it's a simulation of civilization's collapse, an ultimate question about the meaning of human existence. If you're currently experiencing a reading slump, if you crave a work that will shake you, make you think, and keep you turning the pages late into the night—then this is the book you've been waiting for. Five volumes conclude, civilization restarts, only sacrifice and choice remain eternal.

48. 348 星 The Last Light of the Galaxy 星河余辉 Starry-Sky Sci-Fi星宇科幻Sci-Fi & Apocalypse637k WordsCompleted A voice from an extraterrestrial civilization reaches across the vast starry sky. A disaster that will engulf the entire universe has already begun, and countless advanced civilizations are falling one after another. What path lies ahead for humanity, a low-level civilization? There is technology beyond imagination, fleets like rivers of steel, and beings from countless civilizations locked in fierce battles for survival across the cosmos. What does civilization mean in this universe? And where 548Reads8.7Score103Shelves

    Reader note

    Tomato (a popular science fiction writer) has almost no hard science fiction; these three are the hard science fiction books I found. I can't find any more.

49. 349 古 The Ancient Mang Dream Ruins 古莽梦墟 Little Nemo一只小尼莫Mystery1.1M WordsOngoing A suspenseful transmigration adventure, infinite-loop style, no harem, no formulaic tropes, and no invincible protagonist. Psychiatrist Gu Zhan is captured and taken to a dream world called the Kingdom of Gu Mang, where he must carry out a “road-building” mission. He won't be allowed home until the work is done. The legends of the Kingdom of Gu Mang come from the “King Mu of Zhou” chapter of the Liezi. Its natives seem to be dreaming when awake: their understanding is incomplete and their memori 10Reads—Score—Shelves

    Reader note

    The author of "Quantum Suicide" has a new work, which, although it's an infinite flow novel, offers explanations for the previous world and shares the same cosmological view.

50. 350 支 Operation Fulcrum: ZERO 支点行动：ZERO Take a Break 660放松一下660Sci-Fi & Apocalypse255k WordsOngoing (Mecha) (Military) (Espionage) (No System) The adventures begin when a group of “state-owned enterprise mercenaries” unexpectedly recover a powerful mecha that the country lost many years ago. No System, not a power fantasy, and more on the hard-edged side. The bonus chapters might be even more exciting than the main story. I mean it, really. I'm focused on making the plot logic, central themes, and military elements work together convincingly. That means I often go back and revise details, but 51Reads—Score—Shelves

    Reader note

    Anyone interested in military mecha themes? No system/time travel/reincarnation elements, focusing on military confrontation and intelligence warfare. Discussions are welcome.

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