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Atlantic Ocean

The Two-Way

Researchers Find Ancient Seawater Had Twice The Salt

November 19, 2013 • A pocket of ancient seawater found trapped underground reveals that during the Cretaceous Period, the Atlantic Ocean was much saltier than it is today.

Portugal's Monster: The Mechanics Of A Massive Wave

American surfer Garrett "GMAC" McNamara rides what could be, if confirmed, the biggest wave conquered in history as a crowd watches Monday in Nazare, Portugal. To Mane/Barcroft Media /Landov hide caption

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To Mane/Barcroft Media /Landov

The Two-Way

Portugal's Monster: The Mechanics Of A Massive Wave

January 31, 2013 • How does a tiny spot on the Portuguese coast generate some of the world's most gnarly waves? Surf experts say there are a few factors that combined Monday to create what might have been the biggest wave ever ridden.

The sun begins to rise over the Atlantic Ocean at Virginia Beach, VA, in August 2011. Brendan Hoffman/Getty Images hide caption

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Brendan Hoffman/Getty Images

Opinion

13.7: Cosmos And Culture

Nature Comes Into Full View On Twitter

August 9, 2012 • Attention to social media diminishes our experience of the real world! So we're often told. But commentator Barbara J. King turns this notion around and shows how Twitter, especially, can markedly increase our appreciation of nature.