Major Chenesai Okonkwo is an auditor for the Sub-Saharan Union. Her mission: to find out if the Sixth Expeditionary Force's newly discovered time gate has been compromised. Is the union's revolutionary discovery already doomed, 11 years in the future? But there is another, more personal mission. The possible murder of her husband remains unsolved. But are the two things connected? Can she navigate the world of aliens, spies, politics and time paradoxes to find the truth, and save her people's future?

These 11 stories, including five Chinese Galaxy Award winners, are a blazingly original ode to planet Earth, its pasts, and its futures. Liu's fiction takes the listener to the edge of the universe and the end of time, to meet stranger fates than we could have ever imagined. With a melancholic and keen understanding of human nature, Liu's stories show humanity's attempts to reason, navigate, and above all, survive in a desolate cosmos.

More people have died exploring underwater caves than climbing Mount Everest, and we know more about deep space than we do about the depths of our oceans. From one of the top cave divers working today - and one of the very few women in her field - Into the Planet blends science, adventure, and memoir to bring listeners face-to-face with the terror and beauty of Earth’s remaining unknowns and the extremes of human capability.

Susan Casey is our premiere chronicler of the aquatic world. For The Underworld she traversed the globe, joining scientists and explorers on dives to the deepest places on the planet, interviewing the marine geologists, marine biologists, and oceanographers who are searching for knowledge in this vast unseen realm. She takes us on a fascinating journey through the history of deep-sea exploration, from the myths and legends of the ancient world to storied shipwrecks we can now reach on the bottom.

Late at night inside the two-person Dragon spacecraft resting on the frozen surface of Saturn’s moon Enceladus, Derya Terzi put on headphones and became the first Earthling to hear the sloshing of the enormous subsurface ocean beneath his feet. Intoxicated with the promise of discovery, he could have sworn it was whispers between inscrutable creatures of the deep. He was convinced they were days away from settling the most profound and existential mystery known to humanity: are we alone in the universe?

The Galactic Star Alliance has been alive and well for millions of Earth years. Hundreds of thousands of worlds and trillions of beings move across the many home worlds of the Alliance. This revelation invites many questions: How is faster-than-light speed travel possible, and could cohesive, interstellar civilizations exist without it? Is it conceivable to govern a coalition not of different countries but of different species?

It has been 40 years since the publication of this classic science-fiction novel that changed the way we look at the stars and ourselves. From the savannas of Africa at the dawn of mankind to the rings of Saturn as man adventures to the outer rim of our solar system, 2001: A Space Odyssey is a journey unlike any other.

Late in the 21st century, Earth receives what looks like an urgent plea for help from planet Proxima Centauri b in the closest star system to the Sun. Astrophysicists suspect a massive solar flare is about to destroy this heretofore-unknown civilization. Earth's space programs are unequipped to help, but an unscrupulous Russian billionaire launches a secret and highly-specialized spaceship to Proxima b, over four light-years away.

Jess Phoenix has dedicated her life to scientific exploration. Her career path—hard earned in the male-dominated world of science—has led her into still-flowing Hawaiian lava fields, congressional races, glittering cocktail parties at Manhattan’s elite Explorers Club, and numerous pairs of Caterpillar work boots. Ms. Adventure skillfully blends personal memoir, daring adventure, and scientific exploration, following Phoenix’s journey from reality television sites deep in Ecuadorian jungles to Andean glaciers. Listeners will delight in her unbelievable adventures.

What may we become? How will we endure? The future is a daunting realm, filled with real and imagined perils. So enter it prepared! Here are vivid tales about possible tomorrows, from the keen eye and colorful pen of David Brin, a modern master of speculative fiction.

The Overlords appeared suddenly over every city - intellectually, technologically, and militarily superior to humankind. Benevolent, they made few demands: unify earth, eliminate poverty, and end war. With little rebellion, humankind agreed, and a golden age began.

Vannemar Morgan's dream is to link Earth to the stars with the greatest engineering feat of all time: a 24,000-mile-high space elevator. But first he must solve a million technical, political, and economic problems while allaying the wrath of God. For the only possible site on the planet for Morgans Orbital Tower is the monastery atop the Sacred Mountain of Sri Kanda.

In an age of unprecedented exploration and innovation, our oceans remain largely unknown, and endlessly fascinating: full of mystery, danger, beauty, and inspiration. Bill Streever - a longtime deep-sea diver himself - has masterfully woven together the science and history of Earth's last remaining frontier: the sea.

From the clouds of Venus to the origins of the time gates, this collection of novellas and short fiction visits many favourite worlds of the Quantum Evolution universe, as well as some new to the series. With two 20,000-plus-word novellas and four long short stories, this collection is a stunning showcase of talent.

Mimi is a "waste girl". A member of the lowest caste on Silicon Isle, located off China’s southeastern coast, and home to the world’s largest electronic waste recycling center. There, thousands of miles from home, Mimi struggles to earn a living for her family and dreams of a better life. Luo Jincheng is the head of one of three clans who run the island, a role passed down from his father and grandfather before him. As the government enforces tighter restrictions, Luo in turn tightens the reins on the waste workers in his employ. Ruthlessness is his means of survival.

Ryland Grace is the sole survivor on a desperate, last-chance mission - and if he fails, humanity and the Earth itself will perish. Except that right now, he doesn't know that. He can't even remember his own name, let alone the nature of his assignment or how to complete it. All he knows is that he's been asleep for a very, very long time. And he's just been awakened to find himself millions of miles from home, with nothing but two corpses for company.

It’s 1984, and life has changed beyond recognition. Airstrip One, formerly known as Great Britain, is a place where Big Brother is always watching, and nobody can hide. Except, perhaps, for Winston Smith. Whilst working at the Ministry of Truth, rewriting history, he secretly dreams of freedom. And in a world where love and sex are forbidden, where it’s hard to distinguish between friend and foe, he meets Julia and O’Brien and vows to rebel.

Inheriting your uncle's supervillain business is more complicated than you might think. Particularly when you discover who's running the place. Charlie's life is going nowhere fast. A divorced substitute teacher living with his cat in a house his siblings want to sell, all he wants is to open a pub downtown, if only the bank will approve his loan. Then his long-lost uncle Jake dies and leaves his supervillain business (complete with island volcano lair) to Charlie. But becoming a supervillain isn't all giant laser death rays and lava pits.

Six days ago, astronaut Mark Watney became one of the first people to walk on Mars. Now, he's sure he'll be the first person to die there. After a dust storm nearly kills him and forces his crew to evacuate while thinking him dead, Mark finds himself stranded and completely alone with no way to even signal Earth that he’s alive - and even if he could get word out, his supplies would be gone long before a rescue could arrive. But Mark isn't ready to give up yet.

Jazz Bashara is a criminal. Well, sort of. Life on Artemis, the first and only city on the moon, is tough if you're not a rich tourist or an eccentric billionaire. So smuggling in the occasional harmless bit of contraband barely counts, right? Not when you've got debts to pay and your job as a porter barely covers the rent. Everything changes when Jazz sees the chance to commit the perfect crime, with a reward too lucrative to turn down.