The stuff of conspiracy theories makes for great, entertaining stories in movies, books, and television. And there is no shortage of subjects: from who really killed JFK to the truth behind 9/11. And then, there are subjects from alien invasions to the Moon landing was simulated - theories that are truly out of this world, which according to some, is flat. Many of these crazy concepts have jumped off the pages or screens to become so pervasive in our culture that thousands - even millions - subscribe to them as reality.

In The Pagan World: Ancient Religions Before Christianity, you will meet the fascinating, ancient polytheistic peoples of the Mediterranean and beyond, their many gods and goddesses, and their public and private worship practices, as you come to appreciate the foundational role religion played in their lives. Professor Hans-Friedrich Mueller, of Union College in Schenectady, New York, makes this ancient world come alive in 24 lectures with captivating stories of intrigue, artifacts, illustrations, and detailed descriptions from primary sources of intriguing personalities.

Many of us know the Black Death as a catastrophic event of the medieval world. But the Black Death was arguably the most significant event in Western history, profoundly affecting every aspect of human life, from the economic and social to the political, religious, and cultural. In its wake the plague left a world that was utterly changed, forever altering the traditional structure of European societies and forcing a rethinking of every single system of Western civilization: food production and trade, the church, political institutions, law, art, and more.

The Old Testament is one of the foundational texts of Western civilization, and is among the most impactful and widely read books in world history. In 24 enthralling lectures, Professor Miller guides you through a core selection of the major books of the Old Testament, inviting you to probe their meaning and relevance in incisive and thought-provoking commentary. In Understanding the Old Testament, you’ll take a revelatory look at this epically impactful document, finding its deeper historical and religious meanings, as well as its sublime literary treasures.

Welcome to The Real History of Secret Societies, a historical look at the true-life groups which, if you believe the myths, are the unspoken power behind some of the world’s major turning points, from controlling the British crown to holding back the electric car and keeping Martians and Atlantis under wraps. Prepare yourself. In this course brought to you in partnership with HISTORY®, you will be visiting some of history’s deepest rabbit-holes, across centuries and continents, in search of secret societies in all their varieties.

Following the surge of interest and pride in Celtic identity since the 19th century, much of what we thought we knew about the Celts has been radically transformed. In The Celtic World, discover the incredible story of the Celtic-speaking peoples, whose art, language, and culture once spread from Ireland to Austria. This series of 24 enlightening lectures explains the traditional historical view of who the Celts were, then contrasts it with brand-new evidence from DNA analysis and archeology that totally changes our perspective on where the Celts came from.

With this exciting and historically rich six-lecture course, experience for yourself the drama of this dynamic year in medieval history, centered on the landmark Norman Conquest. Taking you from the shores of Scandinavia and France to the battlefields of the English countryside, these lectures will plunge you into a world of fierce Viking warriors, powerful noble families, politically charged marriages, tense succession crises, epic military invasions, and much more.

The Mongol Empire was the largest empire the world has ever seen, forged by conquests across Eurasia in the 13th and 14th centuries. Yet despite the unparalleled brutality of the Mongols, they played a key role in launching civilization’s evolution into the modern world. In 24 half-hour lectures delivered by award-winning teacher and historian Craig Benjamin of Grand Valley State University, explore the paradox of the Mongols’ extreme barbarity combined with their enlightened religious attitudes and respect for high civilization, in The Mongol Empire.   

Science fiction allows us to go places we can only dream of seeing - other worlds, distant stars, entirely different galaxies. While not every story is concerned with the hard science behind space travel and other futuristic ventures, fiction can give us amazing insight into what we could be capable of and what we dream of doing. In these 10 lectures, Professor Erin Macdonald interweaves real science and the achievements of the imagination to reveal the truth that underlies our favorite stories and sheds light on what the future may hold.

Since their arrival in the mid-20th century, video games have become a sprawling, multi-billion dollar business. On an annual basis, the industry is even more profitable than Hollywood. Today’s video games feature stunning, lifelike visuals and complex storylines - but they didn’t start out that way. The origin of video games can be traced back to World War II. In the 10 lectures of A History of Video Games, listeners will follow the development of the digital game from its roots in the war room to its proliferation in the 21st-century living room.

No Calculator? No Problem! Mastering Mental Math , award-winning professor of mathematics and celebrated “mathemagician” Arthur T. Benjamin delivers 10 fun-filled lessons on how to do math in your head with confidence, accuracy, and speed - sometimes faster than a calculator. By the end of Professor Benjamin’s lessons, you’ll be able to add, subtract, multiply, and divide numbers faster than ever before. And with your newfound skills, you’ll soon find yourself amazing other people and, perhaps more important, yourself.

Military history often highlights successes and suggests a sense of inevitability about victory, but there is so much that can be gleaned from considering failures. Study these crucibles of history to gain a better understanding of why a civilization took - or didn't take - a particular path.

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.

The Early Middle Ages-the years from A.D. 650 to 1000-were crucial to Europe's future social and political development. These 24 lectures trace a journey from Scandinavia across northern and central Europe to the farthest reaches of the Byzantine and Islamic empires, providing an exciting new look an era often simply called the "Dark Ages."

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.