Search Results: "1800s"All Most Recent Most Viewed
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Explore the secrets of old antique magic tricks! Learn the OLDEST trick in the book! Discover the secrets of ancient magic tricks from thousands of years ago and perform them yourself to impress your friends and family! Illusions performed by magicians in
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Prior to the mid-1800s, golf balls were smooth and didn't travel very far in the air. The current design of a dimple-shaped ball reduces the air flow around the ball. Typically, golf balls have between 300 to 500 dimples. This helps them to fly twice as f
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Want more Crash Course in person? We'll be at NerdCon: Nerdfighteria in Boston on February 25th and 26th! For more information, go to http://www.nerdconnerdfighteria.com/ In the early 1800s, Michael Faraday showed us how a changing magnetic field induces
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A group of researchers is tracking the gradual return of northern fur seals to the Bay Area of California. The seals were once prized for their thick, warm fur, and they were hunted nearly to extinction in the 1800s. Over a century later, they're slowly r
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Kim and Sal talk about increased tensions between slave and free states as new territory is added after Mexican-American War and from Compromise of 1850 (especially Fugitive Slave Act).
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Kim Kutz explains how slavery was an issue at the birth of the United States and how the issue became more and more central as the country expanded.
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