Science Universe

On September 14, 2015, after 50 years of searching, gravitational waves were detected for the first time, and astronomy changed forever. Up until then, investigation of the universe had depended on electromagnetic radiation: visible light, radio, X-rays, and the rest. But gravitational waves - ripples in the fabric of space and time - are unrelenting, passing through barriers that stop light dead.

A war has broken out in the galaxy! The great spacefaring races are all entangled in the fight, and even at the very edge of the known universe, humanity can hear the echoes of its distant bloody battles. Gnat is with the Shiamiru crew on the front lines. He's just changed class to Listener, and his friends find themselves right in the thick of this grand interstellar war....

In a hyena clan, females rule! They hunt, care for young, and protect the clan’s territory. Learn all about spotted hyenas and the important roles females play to ensure the clan’s survival.

Brian Clegg's acclaimed popular science book Inflight Science explored the science experienced on a plane flight. Interstellar Tours takes that concept and goes large. It takes the listener on a tour of our galaxy on the starship Endurance.

In this thrilling history, David Baker captures the longest possible time span—from the Big Bang to the present day—in an astonishingly concise retelling. His impressive timeline includes the "rise of complexity" in the cosmos and the creation of the first atoms; the origin of all galaxies, stars, and our solar system; and the evolution of life on Earth, from tiny single-celled organisms to human beings.

Five stories from the Powder Mage Universe, including the never-before-published "Green-Eyed Vipers".

This 3-in-1 audiobook box set includes books one through three of the Integrated Universe series, a fantasy LitRPG adventure set in a post-apocalyptic Earth with plenty of monster and dungeon diving. This collection includes King Maker, King of the Mountain, and King of the Continent.

George's parents, who have always been wary of technology, warn him about their new neighbors: Eric is a scientist and his daughter, Annie, seems to be following in his footsteps. But when George befriends them and Cosmos, their super-computer, he finds himself on a wildly fun adventure, while learning about physics, time, and the universe. With Cosmos' help, he can travel to other planets and a black hole. But what would happen if the wrong people got their hands on Cosmos?

Star Wars: Heir to the Empire: Behind the Scenes is a special recording that features new commentary by author Timothy Zahn and editor Betsy Mitchell, written for the 20th anniversary edition of Heir to the Empire, read by Zahn and Mitchell. Included here is audio from the that new unabridged recording to enhance their comments.

It's the 22nd century. Humanity has taken its first steps into the galaxy, and we've found ourselves in a vast playground of alien races and cultures. As the newest players on the universal stage, though, we're at the bottom of the food chain. Welcome back to the Four Horsemen universe, where only a willingness to fight and die for money separates humans from the majority of the other races. While some of the stories deal with mercenaries, others introduce listeners to the other guilds, organizations, and races that make up the landscape of the Four Horsemen universe.

Medusa rules her media empire from behind the safety of a thousand screens, and she has her own private sculpture garden of dumb ass humans that have tried to cross her. Perseus's lousy day has gone from bad to worse. Trying to go legit after a career of thieving is hard in a city like Styx, but when his baby sister Dany is kidnapped by a gang demanding he does one last job for them, he's got no choice but to get back in the game.

Pursued across space by the ultra-secret Department of the Interior, hunted by the galaxy-wide Juntavas syndicate, former Agent of Change Val Con yos'Phelium and his ex-soldier lifemate Miri Robertson have commandeered the only spaceship on Vandar and fled, seeking help from Miri's newly discovered kin on Lytaxin. Elsewhere, Clan Korval is in action. Scattered across space by the newly invoked Plan B, certain clan members pursue the search for the long-missing Val Con.

From the Demon Accords universe come six stories that delve behind the curtains. How does the FBI respond to a potential werewolf attack in an awakened world? What is it like to grow up witch? How do you assist a vampire queen? Who else lives on the world of Fairie? What does it take to prepare for alien invasion? As told by Declan, Stacia, Lydia, Chris, and introducing a few new characters to the fold. DA Compendium 3 builds upon and moves the arc of the DA storyline forward toward the battle for Earth.

A Gauntlet War may seem inevitable. Multiple dominant races from different galaxies converge to annihilate you before retreating to their secret lairs waiting to be called out again. But the truth is, nothing is inevitable. And those conducting the invasions know this far better than their victims...

When The Universe Next Door was first introduced nearly 30 years ago, it set the standard for a clear, readable introduction to worldviews. In concise, easily understood prose, James W. Sire explained the basics of theism, deism, naturalism, nihilism, existentialism, Eastern monism, and the new consciousness.

Tested by the gods, Leda and her angelic mate Nero venture into the City of Ashes, a fallen fortress in the Western Wilderness where nightmarish monsters reign supreme and an ancient secret is buried. To survive the Gods' Trials, they will have to save the city - and they will have to do it without their magic. Their victory, however, comes at a heavy price. And the secret they uncover will upset the balance of power between Earth and heaven.

Clan Jade Falcon’s war efforts draw closer to Terra, but to conquer this ultimate prize, the Falcons’ vicious Khan, Malvina Hazen, must be able to trust all of her warriors to carry out her commands without hesitation—no matter how much death or collateral damage they will cause. For Malvina, victory is the only thing that matters, and those who stand in her way suffer swift and brutal elimination.

I'm Hailey Bradbury: Hedge Witch and Vampire. My sire was staked moments after I was turned. As a youngling, the Voodoo Queen adopted me. She taught me her art.

Logan has returned to Roter Himmel. Once a peaceful haven for the Royals, it is now a kingdom of chaos and distrust. The people may love their queen, but she has never ruled them on her own. Sevan has seen Cyrus work miracles long ago, and learned his methods herself. His curse has sustained stronger than death before but the visage of Cyrus' demise is undeniable. Still, Logan refuses to believe this is the end. Cyrus keeps appearing to her in strange dreams, rambling that she must prepare - that the day is coming when night will rule the day.

Logan fell irreversibly in love with Cyrus, but she needs time to cope with the ramifications of his choice, one made thousands of years ago. She needs time alone to piece herself together. She has to face the woman who brought her into this immortal world. And the feeble attempt on Cyrus life doesn’t sit right with her. She wants answers - who tried to kill him and why? Past sins are never easy to forgive, but as memories surface, staying away from Cyrus begins to feel impossible. There are a million reasons she’s fallen for him, over and over.