Systems Science

Imagine being the only human left on an Earth occupied by monsters, aliens, and worse. Sounds terrible? Well...it's not so bad when you are an introverted battle junkie like me. Honestly, I was almost starting to appreciate being left behind while everyone else was given the chance to prepare for the mess Earth had gotten itself into. On a side note, it turns out I'm pretty good at hunting monsters. Though dragons and such are a bit out of my league. Just a bit. I survived dozen-something kobolds that wanted me dead, and now it's time to pay back their leader.

Developed by experienced professors and professionally narrated for easy listening, this course is a great way to explore the anatomy and physiology of the human circulatory system. The audio is focused and high-yield, covering the most important topics you might expect to learn in a typical graduate-level anatomy and physiology course. The material is accurate, up-to-date, and broken down into bite-sized chapters. There are key takeaways following each chapter to drive home key points and quizzes to review commonly tested questions.

It is the year 2562, and centuries have passed since mankind left the Milky Way in search of a better life. For most, the dream of a grander existence has become a reality. But for the descendants of exiled criminals, sentenced to live on the harsh red planet of Reva, their only dream is reaching twenty years of age and passing their Oranos Trials, which grants them unrestricted citizenship in the United Planetary Systems—and freedom from Reva.

Build Profitable AI-Powered Products, Services, and Automations—Without the Overwhelm If you’ve been curious about using AI to start or grow your business but feel lost in the sea of tools, tech jargon, and hype, you’re not alone. The truth is, you don’t need coding skills, expensive consultants, or months of trial and error to create something that sells. The ChatGPT-5 Business Blueprint is your step-by-step guide to turning AI into your most reliable business partner—whether you want a $1,000-a-month side hustle or a $10K+ scalable venture.

People have long been curious about the solar system. Since the 1960s, several probes, orbiters, landers, and rovers have been sent out to explore and study the planets and their moons. What incredible discoveries were made during these daring missions? And what will be needed for humans to visit the planets in person? Max Axiom and the Society of Super Scientists learn about various missions to other planets and the risks involved with sending people across the solar system and beyond.

As a software developer from Texas, Tom thought he understood broken code. But when mysterious obelisks transform Earth into a glitch-riddled dungeon crawler, he discovers that debugging the apocalypse won't be as easy as turning it off and back on again. Their lifeline? Vending machines turned into miniature storefronts. These mechanical saviors dispensed everything from swords to shampoo—until they started dispensing death.

When the Doom System appeared, it shattered reality overnight. People took superhuman abilities, their only defense against a world that no longer made sense. But just as humanity began to adapt, the System changed the rules. Now, survival isn’t just a struggle. It’s a competition. For Hiro Johnson, staying alive has become a full-time job. The System twists the streets of New York into death traps, pitting survivors against monsters, hunters, and each other yet rewarding them with powerful skills and weapons.

What if your next business partner was artificial intelligence? What if you could write faster, earn smarter, and automate the boring stuff—without coding, a team, or any technical skills? This isn’t a fantasy. It’s the future of online income. And it starts here. AI ChatGPT Automation Money Machine is the ultimate guide to transforming ChatGPT into your most powerful business tool. Whether you’re a freelancer, digital creator, solopreneur, or total beginner, this book will show you how to turn prompts into profit.

It has been over two years since the System arrived on Earth, leaving survivors fighting to rebuild and save humanity. Thanks to the help of a creature thought to be a legend, Jason and his friends have a path to discovering the truth behind what has happened. The System has been stacked against them, but these quests give them a chance to level the playing field against those off-worlders trying to exploit Earth and its people. Although the team has never wanted to be in charge, they are now Earth’s best hope of remaining in control of their own destiny.

Noah secured his first safe zone, got a ton of XP and loot, and saw his name on the national leaderboard for the System. Now he wants more. His party of unlikely adventurers will head north to South Bend, Indiana to try to secure a safe zone that is on the brink of disaster.

In System Consolidation, Knox faces his greatest ordeal yet. The Titan System stands as a testament to order, drawing the gaze of friends and foes alike. To counter the looming threat of the Dark Titan, Knox and his allies are thrust into the Tower Challenge, seeking a mythical item crucial for victory. But their path is marred by treachery as nobles desperate to hold onto power scheme against them.

At the dawn of the 21st century, British society is still shaped by a private education system devised to gentrify the Victorian middle classes and produce gentlemen to run the Empire. Yet it is not on the political agenda. It is rarely the subject of public debate, and we remain blind to its psychological implications. Can we afford to go on ignoring this issue? Will we continue to sacrifice the welfare of our children to satisfy our antiquated social aspirations?

From the author of New York Times bestseller The New New Deal, a groundbreaking piece of reportage from the trenches of the next climate war: the fight to fix our food system. Humanity has cleared a land mass the size of Asia plus Europe to grow food, and our food system generates a third of our...

Erosion changes Earth's natural features. It breaks down materials and can help make something new. Discover why erosion is an important part of nature!

All living things need air to survive. Air also protects Earth. Discover why air is an important part of nature!

Plants and animals from millions of years ago left behind fossils. Fossils can teach people about the past. They are also used for fuel. Discover why fossils are an important part of nature!

Soil covers most of the land on Earth. It feeds plants and is home to many animals. Discover why soil is an important part of nature!

Jake's monster girls just want to have fun, but success always brings new challenges. After his embarrassment in the Trials, an evil god wants vengeance, and he'll stop at nothing to get it. Despite his sound defeat, Apophis's plot is going to make it difficult for Jake's party to enjoy their hard-won freedom. Meanwhile, the true perils of the war with Tartarus loom on the horizon. Join Jake and his growing family as they face fresh challenges and summon a new ally that's a lot more than they can handle. The giant dark elf lamia proves to be as difficult to deal with as she is powerful.

Mark and the ones he loves are forced to explore an abandoned space resort until a connection is made that opens an alternate path. With the help of his Enthralled, he finally steps out of his ChronoMind immersion rig and back into the real world. The battlefield becomes much wider as Mark, Ahnix, Vale, and Roo must make new friends and face dangerous enemies across both digital and post-apocalyptic landscapes before they can hope to find the peace they deserve.

Self Comes to Mind is a nuanced and original chronicle of the evolution of the human brain. It reveals how the brain's development of a self becomes a challenge to nature's indifference and opens the way for the appearance of culture, a radical break in the course of evolution.