The U.S. Army Corps of Engineers, responsible for maintaining the channel that brings ships into the Port of Mobile, is ...

The remnants of ice attached to the coast offer astounding insights into the climate history of past millennia. An ...

The remnants of ice that was attached to the coast offer astounding insights into the climate history of past millennia. An ...

Seismic imaging detects subglacial sediments up to 650 feet thick, letting glaciers slide faster over soft beds than rock and ...

Lake Powell • As the Colorado River approaches the still waters of Lake Powell, the pace of the current quickens. Chains of standing waves form out of nowhere, grow in size until they are capped with ...

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Lake Powell, an iconic centerpiece of the Colorado River Basin and the second-largest reservoir in the United States, is facing an escalating crisis as decades of sediment buildup threaten its future.

Harmful algal blooms pose growing risks to freshwater ecosystems, drinking water security, and public health. Yet despite their dramatic appearance at the water surface, the earliest stages of these ...