Ottawa County is advising people not to touch water in a creek or a portion of the Grand River in Allendale after a sewage ...

Rivers are critical resources that affect everything from watersheds to agriculture to energy. But rivers, in turn, have been ...

A new species of Amazonian fish, Pyrrhulina punctata, has been discovered in Peru, revealing previously unknown biodiversity ...

Tides not only affect regions along the coast, their periodic fluctuations are carried upstream inland through coastal rivers ...

The Indigenous mapmaker brings geography to life by blending layers of history with a perspective others have ignored.

Centuries before the rise of the Inca Empire, a much smaller kingdom on the central coast of Peru already had a sophisticated ...

Satellite data shows rivers rise and fall less than expected while revealing hidden riverbed shapes and new clues about Earth’s water cycle.

A major sewer pipe collapse has dumped hundreds of millions of gallons of sewage into the Potomac River, highlighting a nationwide problem involving failing infrastructure. The Potomac spill was ...

A chorus of high-pitched squeals cuts through the blanket of mist. We steer our skiff, bobbing up and down on the syrupy brown waters, toward the racket. “It's a troop of squirrel monkeys,” says my ...

The SWOT satellite tracks river width, height and slope, revealing seasonal changes and underwater topography.

The Amazon River begins as capillaries of water trickling down the eastern slopes of the Andes. The waters flow, gathering sediments, nutrients and organic material, braiding into a vast hydrologic ...