The Science of Extreme Weather (The Great Courses)

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Extreme weather captures our attention, perhaps now more than ever. Great writers and artists have depicted it in powerful works such as Shakespeare’s The Tempest and Winslow Homer’s The Gale. Movies such as The Perfect Storm, Twister, and The Day After Tomorrow entertain—and terrify—us. Weather apps, websites, and TV channels alert us to our local […]

History of Science: 1700-1900 (The Great Courses)

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In the period 1700-1900, kings and empires rose and fell, but science conquered all, taking the world by storm. Yet, as the 1700s began, the mysteries of the universe were pondered by “natural philosophers”—the term “scientist” didn’t even exist until the mid 19th century—whose explanations couldn’t help but be influenced by the religious thought and […]

Earth at the Crossroads: Understanding the Ecology of a Changing Planet (The Great Courses)

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Every plant, microorganism, and animal on Earth exists within an ecosystem: a complex network of interdependent relationships in which each individual strand is important and contributes to the success of the whole. Ecosystems, in turn, interact with one another to form the biosphere: the zone of life on our planet. But these systems, so important […]

Physics of History (The Great Courses)

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In April 1991, two Alpine hikers stumbled across the well-preserved body of a Copper Age hunter half-buried in a glacier on the border between Italy and Austria. This accidental discovery, nicknamed Ötzi the Iceman, possessed a trove of invaluable information about the origins of prehistoric people. Yet while standard archaeological techniques revealed many interesting aspects […]

Origins of Life (The Great Courses)

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Four billion years ago, the infant Earth was a seething cauldron of erupting volcanoes, raining meteors, and hot noxious gases, totally devoid of life. But a relatively short time later—100 to 200 million years—the planet was teeming with primitive organisms. What happened? Professor Robert M. Hazen, one of the nation’s foremost science educators and leader […]

The Origin and Evolution of Earth: From the Big Bang to the Future of Human Existence (The Great Courses)

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The story of Earth is an epic filled with crises, catastrophes, and remarkable, repeated change. Earth traces its origin to simple atoms that were created in the big bang, transformed into heavy elements in stellar explosions, and then forged into a planet inside the nebula that gave birth to the solar system. Like many other […]

How the Earth Works (The Great Courses)

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Continents move. Glacial cycles come and go. Mountains spring up and erode away. We live on a planet that is constantly in motion-except we see it in extreme slow motion. In this exciting course of 48 half-hour lectures, you effectively speed up the action to witness the history of our planet unfold in spectacular detail, […]

Joy of Science (The Great Courses)

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English novelist and scientist C. P. Snow classed certain scientific ideas with the works of Shakespeare as something every educated person should know. One such idea, according to Snow, was the second law of thermodynamics, which deals with the diffusion of heat and has many profound consequences. He might well have added Newton’s laws, the […]

A New History of Life (The Great Courses)

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Life is stranger than fiction. Recent investigations hint at episodes in the history of life on Earth that rival the most imaginative movies. For example: Could our planet have been seeded with life from elsewhere? Did the development of life create conditions that threatened to poison the biosphere? How have natural forces conspired, over and […]

Oceanography: Exploring Earth’s Final Wilderness (The Great Courses)

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Earth’s ocean is a source of wonder, delight, sustenance, economic benefit, and awe in the face of its overwhelming mystery and power. It dominates the natural world in ways that scientists are only now beginning to understand. And although we call our home planet Earth, it would be more accurate to name it Ocean, since […]