NOVA: Making North America – Origins

Nov 3, 2015

Wed. Nov. 4 at 9pm on WKAR-HD 23.1 | The history of North America, from how it was created to the evolution of life on the continent.

Explore the science behind the headlines in PBS’ premier science series. With compelling stories and spectacular visuals, NOVA programs demystify science and technology for viewers of all ages and spotlight people involved in scientific pursuits.

Part 1 of 3. The history of North America, from how it was created to the evolution of life on the continent, is charted by Kirk Johnson of the Smithsonian Institution's National Museum of Natural History. First up: the forces that created North America. Johnson travels to the Grand Canyon, where billion year-old rock layers are observed; and visits Alaska, where a fossil proves that palm trees once flourished there. Also: a gigantic lava flows that once threatened to split the continent.

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