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Wonders of the National Parks: A Geology of North America

From Yellowstone's geysers to the wetlands of the Everglades, wonders never cease in North...Added June 8, 2017
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The Science of Information: From Language to Black Holes

Never before have people been able to acquire, record, communicate, and use information in so many...Added June 8, 2017
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English in America: A Linguistic History

How a person addresses a group of people can provide insight into who they are. American English...Added June 8, 2017
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The Surveillant State: Big Data, Freedom, and You

Covering everything from the legal framework for surveillance to the structure of the U.S....Added June 8, 2017
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The Science of Energy: Resources and Power Explained

Energy is the engine that fuels civilization. To comprehend the issues surrounding energy...Added June 8, 2017
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An Introduction to Formal Logic

From advertisers trying to separate viewers from their money to politicians trying to get their...Added June 8, 2017
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Becoming a Great Essayist

Discover the keys to unlock potential in essay writing. If one has a clever anecdote, an...Added June 8, 2017
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English Grammar Boot Camp

It takes viewers on an enjoyable exploration of the essential aspects of English grammar. These...Added June 8, 2017
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Conquest of the Americas

Why was Christopher Columbus's voyage to the Americas in 1492 arguably the most important event in...Added June 8, 2017
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American Ideals: Founding a Republic of Virtue

The United States is often thought of as a "young" nation. But in fact, it is the oldest...Added June 8, 2017