Humans are heading up and out, and we’re taking our power struggles with us. Soon, what happens in space will shape human history as much the mountains, rivers and seas have on Earth. It’s no coincidence that Russia, China and the USA are leading the way. The next fifty years will change the face of global politics. In this gripping book, bestselling author Tim Marshall lays bare the new geopolitical realities to show how we got here and where we’re going.

The issues addressed by macroeconomics are all around you, all the time—from taxes to inflation to mention of the GDP on the nightly news. By learning the principles of macroeconomics, you’ll be able to go beyond simply hearing the terms to better understanding their relationships to each other and how they create the economic environment in which you live. In fact, macroeconomics with its “big-picture glasses” allows you to better ask—and better try to answer—the biggest questions of our time, questions that impact the lives of billions of people.

 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.  

Trace the growth of communism from Stalin’s consolidation of power to the establishment of communist regimes in Eastern Europe, China, Korea, Vietnam, and elsewhere in Communism in Power: From Stalin to Mao. These 12 half-hour lessons shed intriguing light on a revolutionary movement that played an outsized role in the 20th century and continues to shape 21st-century geopolitics.

The Sun, Moon, and stars are crucial to your daily existence. The perfect regularity of the heavens is the only guaranteed part of life and inspires deep religious and philosophical ideas, while unexpected events such as eclipses and comets incite fear. Experience this ancient outlook with noted astrophysicist and historian of astronomy Professor Bradley Schaefer of Louisiana State University. An award-winning teacher, Dr. Schaefer takes you around the world, exploring the close relationship that people thousands of years ago had with the sky.

Taught by award-winning Professor Patrick Grim of the State University of New York at Stony Brook, The Philosopher’s Toolkit: How to Be the Most Rational Person in Any Room arms you against the perils of bad thinking and supplies you with an arsenal of strategies to help you be more creative, logical, inventive, realistic, and rational in all aspects of your daily life. 

Professor John McWhorter of Columbia University takes you back through time and around the world, following the linguistic trails left by generations of humans that lead back to the beginnings of language. Utilizing historical theories and cutting-edge research, these 34 astonishing lectures will introduce you to the major language families of the world and their many offspring, including a variety of languages that are no longer spoken but provide vital links between past and present. 

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."

In recent decades, the philosophy of humor has been recognized as a legitimate subfield of philosophy. The reason for this? Because to understand how humor works is to better understand the nature of human experience. In these 24 insightful, informative, illuminating, and (yes) humorous lectures, explore the philosophical theories and explanations of humor, from blatantly obvious puns to complex narratives to sly twists of language.

Are we alone in the universe? This is one of the most profound issues facing mankind - and one of the unresolved questions that science may finally be able to answer in this century. These 24 mind-expanding lectures reveal the cutting-edge research leading scientists to believe that life is not exclusively the domain of Earth. Professor Close offers an unparalleled look at the subject of life and the mysteries that remain.

Take a riveting tour of the Italian peninsula, from the glittering canals of Venice to the lavish papal apartments and ancient ruins of Rome. In these 24 lectures, Professor Bartlett traces the development of the Italian city-states of the Middle Ages and the Renaissance, showing how the modern nation of Italy was forged out of the rivalries, allegiances, and traditions of a vibrant and diverse people.

Between 1861 and 1865, the clash of the greatest armies the Western hemisphere had ever seen turned small towns, little-known streams, and obscure meadows in the American countryside into names we will always remember. In those great battles, those streams ran red with blood-and the United States was truly born.

Charles Darwin's theory of organic evolution-the idea that life on earth is the product of purely natural causes, not the hand of God-set off shock waves that continue to reverberate through Western society, and especially the United States. What makes evolution such a profoundly provocative concept, so convincing to most scientists, yet so socially and politically divisive? These 12 eye-opening lectures are an examination of the varied elements that so often make this science the object of strong sentiments and heated debate.

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.Your journey starts in the 10th and early 11th centuries, when power in England and Normandy was very much up for grabs-and when the small island nation was under continuous assault from Viking forces. Professor Paxton helps you gain a solid grasp of the complex political alliances and shifting relationships between figures such as Emma of Normandy, Cnut, and Edward the Confessor. She also recounts for you the two seminal battles that pitted England against the Scandinavians and the Normans: the Battle of Stamford Bridge and the Battle of Hastings. Throughout the lectures, Dr. Paxton opens your eyes to continued debates and controversies over this year and offers her own take on the Norman Conquest's enduring legacy and the fascinating results of this epic clash. By exploring the year 1066-what led up to it, what happened during that fateful year, and what changed as a result-you'll gain a sharper perspective and a greater understanding of everything that would come afterward.