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Where Tectonic Plates Go for a Swim
Published June 17, 2017
The San Andreas fault runs straight through Tomales Bay.
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Finding Fires Before They Rage
Published April 7, 2017
Scientists have found a way to detect nighttime fires even sooner, when they are still relatively small.
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Bryce Canyon National Park
Published April 1, 2017
Winter weather has helped sculpt the natural amphitheaters and hoodoos found at Utah’s Bryce Canyon.
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Contrasting Ridges in Virginia
Published March 15, 2017
Despite being quite close to each other, two mountain ridges in western Virginia have very different origins.
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The ‘Place of Blue Smoke’
Published January 22, 2017
The Cherokee Indians called these dark, fog-streaked hills “Shaconage”— the “Place of Blue Smoke.”
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Looking Down on Potomac Water Gap
Published January 17, 2017
The scenic double water gap near Harpers Ferry has impressed onlookers for centuries.
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Pretty as a Picture: The Delaware Water Gap
Published December 31, 2016
The Delaware River looks equally at home in an oil painting.
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The River that Trapped Itself
Published December 17, 2016
The Gunnison is forced to stay on this beaten path, unable to leave the valley.
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Where the Organ Pipes Grow
Published December 4, 2016
Tall, branch-like cacti provide shelter for animals at the Organ Pipe Cactus National Monument.
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Look Again: It’s Not Snow
Published November 27, 2016
These white mounds are the world’s largest gypsum dune field, centerpiece of the White Sands National Monument.
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Cape Cod National Seashore
Published November 25, 2016
“A man may stand there and put all America behind him.”
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Kilauea’s Lava Pours Into the Pacific
Published November 20, 2016
Molten rock meets the sea in the latest episode in a long-lived eruption.
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