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Dave Roos

Dave Roos is a journalist and podcaster based in the U.S. and Mexico. He's the co-host of Biblical Time Machine, a history podcast, and a writer for the popular podcast Stuff You Should Know. Learn more at daveroos.com.

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Audience members sit in their seats and watch the screen at the Newsreel Theater on Broadway and 47th Street, New York, New York, January 25, 1940.

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How Movie Theaters Got Their Start in America

In April 1896, Thomas Edison rented a New York Vaudeville hall to show a film—an event that many consider to be America’s first movie theater experience.

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An air rescue helicopter of the U.S. Air Force arrives at the Thule Air Base in Greenland, 1955.

America’s Long History of Trying to Acquire Greenland

In 1868, Secretary of State William Seward promoted Greenland as a land with so many natural resources it would empower the United States to ‘command the commerce of the world.’

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A flag flying from a ship on the Panama Canal, January 2012.

Why the US Returned the Panama Canal

After decades of strained relations, treaties signed in 1977 paved the way to ending American management of the 51‑mile‑long waterway.

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Grand opening of the LA aqueduct.

The California Water Wars: How LA Got Its Water Supply

When the L.A. Aqueduct was completed in 1913, it was celebrated as an engineering marvel, but it drained distant watersheds to ensure its own precarious survival.

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