Touched off by a terrorist act in Bosnia and spreading all too quickly beyond the expectations of those who were involved, World War I was an unprecedented catastrophe with a ghastly cost. After this first "total war"-the first conflict involving entire societies mobilized to wage unrestrained war, devoting all their wealth, industries, institutions, and the lives of their citizens to win victory at any price - the world itself would never be the same.

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.

The construction of the great pyramids of Egypt, the development of democracy in ancient Greece, the glories of ancient Rome-these stories are familiar to students of history. But what about the rest of the world? How do the histories of China and Japan, or Russia, India, and the remote territories of Sub-Saharan Africa and South America fit in with commonly known accounts of Western traditions?Learn the rest of the story with these 36 riveting lectures that survey the expanse of human development and civilization across 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.

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.

During the 229-year period from 1485 to 1714, England transformed itself from a minor feudal state into what has been called "the first modern society" and emerged as the wealthiest and most powerful nation in the world.Those years hold a huge and captivating story. The English survived repeated epidemics and famines, one failed invasion and two successful ones, two civil wars, a series of violent religious reformations and counter-reformations, and confrontations with two of the most powerful monarchs on earth, Louis XIV of France and Philip II of Spain.

The Art of Investing: Lessons from History's Greatest Traders profiles over 30 men and women at the pinnacle of the investing field, including Warren Buffett, Ray Dalio, John Bogle, Peter Lynch, George Soros, T. Rowe Price, Jr., Linda Bradford Raschke, David Dreman, Michael Burry, and others involved in such ventures as value stocks, growth stocks, mutual funds, index funds, hedge funds, commodity futures, private equity, sovereign wealth, distressed assets, and more.

How can we make intelligent decisions about our increasingly technology-driven lives if we don’t understand the difference between the myths of pseudoscience and the testable hypotheses of science? Pulitzer Prize-winning author and distinguished astronomer Carl Sagan argues that scientific thinking is critical not only to the pursuit of truth but to the very well-being of our democratic institutions.

Ever since we produced our course Thinking About Capitalism, customers have expressed interest in a follow-up course that could help them understand socialism in the same way. After much consideration, we determined that it actually would be more beneficial to create a course that compares and contrasts the two major global economic theories, examining them in ways that move past the polemics many of us are used to and looking at these systems as they relate to one another and the world at large.

The 25 years between the onset of the French Revolution in 1789 and the Bourbon Restoration after Napoleon in 1814 is an astonishing period in world history. This era shook the foundations of the old world and marked a permanent shift for politics, religion, and society - not just for France, but for all of Europe. An account of the events alone reads like something out of a thrilling novel.

The science fiction genre has become increasingly influential in mainstream popular culture, evolving into one of the most engaging storytelling tools we use to think about technology and consider the shape of the future. Along the way, it has also become one of the major lenses we use to explore important philosophical questions. The origins of science fiction are most often thought to trace to Mary Shelley's novel Frankenstein, a story born from a night of spooky tale-telling by the fireside that explores scientific, moral, and ethical questions that were of great concern in the 19th century - and that continue to resonate today.

For 3,000 years, mankind has grappled with fundamental questions about life. What is real? Who or what is God? When is it legitimate for one person to have power over others? What is justice? Beauty? This 84-lecture, 12-professor tour of Western philosophical tradition covers more than 60 of history's greatest minds and brings you a comprehensive survey of the history of Western philosophy from its origins in classical Greece to the present.

Hawking takes us on a fascinating journey through the telescopic lens of modern physics to gain a new glimpse of the universe--the nature of black holes, the space-time continuum, and new information about the origin of the universe. He uses this scientific basis to come up with a "unified theory of everything" that the author claims will be "the ultimate triumph of human reason."

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. 

Mesopotamia is the ancient name for the region that is now Iraq, a remarkably advanced civilization that flourished for two-thirds of the time that civilization has existed on Earth. Mesopotamians mastered irrigation agriculture; built the first complex urban societies; developed writing, literature, and law; and united vast regions through warfare and diplomacy. While civilizations like Greece and Rome have an unbroken tradition of written histories, the rich history of Mesopotamia has only been recently rediscovered, thanks to the decipherment of Mesopotamia's cuneiform writing less than 200 years ago.