Eating is an indispensable human activity. As a result, whether we realize it or not, the drive to obtain food has been a major catalyst across all of history, from prehistoric times to the present. Epicure Jean-Anthelme Brillat-Savarin said it best: "Gastronomy governs the whole life of man."

Where do we come from? How did our ancestors settle this planet? How did the great historic civilizations of the world develop? How does a past so shadowy that it has to be painstakingly reconstructed from fragmentary, largely unwritten records nonetheless make us who and what we are?

These 36 lectures bring you the answers that the latest scientific and archaeological research and theorizing suggest about human origins, how populations developed, and the ways in which civilizations spread throughout the globe.

Most of us have a limited understanding of the powerful role economics has played in shaping human civilization. This makes economic history - the study of how civilizations structured their environments to provide food, shelter, and material goods - a vital lens through which to think about how we arrived at our present, globalized moment. Designed to fill a long-empty gap in how we think about modern history, these 48 lectures are a comprehensive journey through more than 600 years of economic history.

Dr. Catherine Kleier invites us to open our eyes to the phenomenal world of plant life and to the process she calls “Natura Revelata”, the joy of celebrating and learning from the secrets of nature. As Dr. Kleier shares her knowledge with contagious excitement for her subject, she emphasizes the middle ground: Instead of focusing on cell microbiology or the study of ecosystems and habitats, she stresses the basic biology, function, and the amazing adaptations of the plants we see all around us.

Grasp the important ideas that have served as the backbone of philosophy across the ages with this extraordinary 60-lecture series. This is your opportunity to explore the enormous range of philosophical perspectives and ponder the most important and enduring of human questions-without spending your life poring over dense philosophical texts.

Buddhism has captivated many millions of people around the world, its vitality and adaptability enabling it to transform the civilizations of India, Southeast Asia, Tibet, China, Korea, and Japan, and also become a lively component in the cultures of Europe, Australia, and the Americas. But have you ever wondered how a religion that doesn't even have a god could have accomplished this?

In 20 captivating lectures, Professor Suzanne Pilaar Birch shares her expertise and passion for discovery as she peels back the years to expose the emergence and lives of early humans. You will learn about their environmental challenges, the methods they used to meet their basic needs, cultural development, and the fascinating advances in our own technologies that have allowed us to take their few physical remains and develop a much fuller picture.

Time rules our lives, woven into the very fabric of the universe-from the rising and setting of the sun to the cycles of nature, the thought processes in our brains, and the biorhythms in our day. Nothing so pervades our existence and yet is so difficult to explain. But now, in a series of 24 riveting lectures, you can grasp exactly why - as you take a mind-expanding journey through the past, present, and future, guided by a noted author and scientist.

England: From the Fall of Rome to the Norman Conquest takes you through the mists of time to the rugged landscape of the British Isles. Over the course of 24 sweeping lectures, Professor Jennifer Paxton of The Catholic University of America surveys the forging of a great nation from a series of warring kingdoms and migrating peoples. From Germanic tribes to Viking invasions to Irish missionaries, she brings to life an underexamined time and place.

Ancient Egyptian civilization is so grand our minds sometimes have difficulty adjusting to it. It lasted 3,000 years, longer than any other on the planet. Its Great Pyramid of Cheops was the tallest building in the world until well into the 19th century and remains the only Ancient Wonder still standing. And it was the most technologically advanced of the ancient civilizations, with the medical knowledge that made Egyptian physicians the most famous in the world.

Beginning with the Renaissance, the culture of the West exploded. Over the next 600 years, rapid innovations in philosophy, technology, economics, military affairs, and politics allowed what had once been a cultural backwater left by the collapse of the Roman Empire to dominate the world. This comprehensive series of 48 lectures by an award-winning teacher and captivating lecturer will show you how - and why - this extraordinary transformation took place.

Nutrition is essential to living a healthy, happy, and successful life. Yet a world of misconceptions and promises of easy results too often stands in our way-and can even be harmful to our overall health. The key is to cut through the noise and find the medically backed, statistically proven information about healthy eating and living. These 36 in-depth lectures explore the fundamentals of good nutrition and offer a practical guide for applying these fundamentals to your lifestyle.

How the Earth Works takes you on an astonishing journey through time and space. In 48 lectures, you will look at what went into making our planet - from the big bang, to the formation of the solar system, to the subsequent evolution of Earth.

Whether taken as a book of faith or a cultural artifact, the New Testament is among the most significant writings the world has ever known, its web of meaning relied upon by virtually every major writer in the last 2,000 years. Yet the New Testament is not only one of Western civilization’s most believed books, but also one of its most widely disputed, often maligned, and least clearly understood, with a vast number of people unaware of how it was written and transmitted.

Everything we now know about the universe - from the behavior of quarks to the birth of galaxies - has come from people who've been willing to ponder the unanswerable. And with the advent of modern science, great minds have turned to testing and experimentation rather than mere thought as a way of grappling with some of the universe's most vexing dilemmas. So what is our latest picture of some of the most inexplicable features of the universe? What still remains to be uncovered and explored by today's scientists?

From evoking a scene to charting a plot to revising your drafts, Writing Great Fiction: Storytelling Tips and Techniques offers a master class in storytelling. Taught by award-winning novelist James Hynes, a former visiting professor at the famed Iowa Writers' Workshop, these 24 insightful lectures show you the ins and outs of the fiction writer's craft.

Meditation offers deep and lasting benefits for mental functioning and emotional health, as well as for physical health and well-being. These 24 detailed lectures teach you the principles and techniques of sitting meditation, the related practice of walking meditation, and the highly beneficial use of meditative awareness in many important activities, including eating and driving. You will also learn how to use the skills of meditation in working with thoughts and emotional states.

In Your Best Brain, Professor John J. Medina - an award-winning scientist, New York Times best-selling author, and leading advocate for brain research - delivers 24 exciting lectures that probe the origins of consciousness, memory, emotion, attention, intelligence, and beyond. He focuses on five key areas of study in neuroscience: the brain’s physical structure and function, and how it enabled us to become the planet’s apex predator.

The course is organized around a mnemonic device, developed by Professor Freeman, that can serve in any negotiation situation. Called "I FORESAW IT," this indispensable framework guides you in assembling the strongest possible case, showing you how to evaluate such factors as creative options, independent criteria, and your best alternative to a negotiated agreement.

As raiders and explorers, the Vikings played a decisive role in the formation of Latin Christendom, and particularly of western Europe. Now, in a series of 36 vivid lectures by an honored teacher and classical scholar, you have the opportunity to understand this remarkable race as never before, studying the Vikings not only as warriors, but in all of the other roles in which they were equally extraordinary - merchants, artists, kings, raiders, seafarers, shipbuilders, and creators of a remarkable literature of myths and sagas.

Ancient Egyptian civilization is so grand our minds sometimes have difficulty adjusting to it. It lasted 3,000 years, longer than any other on the planet. Its Great Pyramid of Cheops was the tallest building in the world until well into the 19th century and remains the only Ancient Wonder still standing. And it was the most technologically advanced of the ancient civilizations, with the medical knowledge that made Egyptian physicians the most famous in the world.

To take a skeptical approach to American history is not to dabble in imaginative conspiracy theories; rather, it's to reframe your understanding of this great nation's past and actually strengthen your appreciation for what makes American history such a fascinating chapter in the larger story of Western civilization. And in this bold 24-lecture series, you can do just that.

Look beyond the abstract dates and figures, kings and queens, and battles and wars that make up so many historical accounts. Over the course of 48 richly detailed lectures, Professor Garland covers the breadth and depth of human history from the perspective of the so-called ordinary people, from its earliest beginnings through the Middle Ages.

Great music is a language unto its own, a means of communication of unmatched beauty and genius. And it has an undeniable power to move us in ways that enrich our lives-provided it is understood.If you have ever longed to appreciate great concert music, to learn its glorious language and share in its sublime pleasures, the way is now open to you, through this series of 48 wonderful lectures designed to make music accessible to everyone who yearns to know it, regardless of prior training or knowledge.

Eating is an indispensable human activity. As a result, whether we realize it or not, the drive to obtain food has been a major catalyst across all of history, from prehistoric times to the present. Epicure Jean-Anthelme Brillat-Savarin said it best: "Gastronomy governs the whole life of man."

"It doesn't take an Einstein to understand modern physics," says Professor Wolfson at the outset of these 24 lectures on what may be the most important subjects in the universe: relativity and quantum physics. Both have reputations for complexity. But the basic ideas behind them are, in fact, simple and comprehensible by anyone. These dynamic and illuminating lectures begin with a brief overview of theories of physical reality starting with Aristotle and culminating in Newtonian or "classical" physics.