A tide of plastic waste flowing into a major hydroelectric dam in eastern Congo is causing regular power cuts in several ...

Revolutionary research tool will dial up gravity to mimic natural events and help to tap future energy reserves, solve engineering puzzles.

A giant female Chinook salmon flips on her side in the shallow water and wriggles wildly, using her tail to carve out a nest ...

A collection of over 40,000 trees in rural Utah is the world’s largest single organism, having all descended from a single ...

Now, less than a month after those dams came down in the largest dam removal project in U.S. history, salmon are returning to spawn in cool creeks that have been cut off to them for generations. Video ...

Astronomers have identified the largest and most distant water reservoir ever detected in the universe. This immense ...

Warmer temperatures are fueling drought, making it harder for Zambia and other developing nations to generate hydropower.