Emerald Cave, also known as Emerald Cove, shimmers with luminous green light. Here's the best time to visit Emerald Cave and how to get there.

Lake Mead is holding steady, about 7 feet lower than it was last year, but projections released Tuesday show it will have a steep drop in 2027.

It turns out that rivers choose their path based on erosion – a discovery that could transform flood planning and restoration.

Even if the Earth runs out of oil and gas, and a dense veil of smog plunges the world into darkness, we will still have ...

An extreme heat warning is in effect for Lake Mead and the surrounding areas on Monday, highlighting the risk of "lethal temperatures" as triple-digit highs are expected.

Why do some rivers split? UCSB scientists found the answer—and it could change how we restore and manage waterways.

The lines in the sand haven't changed, even if warring states are working on a new deal to save the Colorado River.

After months of stalemate, glimmers of hope have emerged for consensus on a new plan to manage the shrinking Colorado River.

After months of stalemate, glimmers of hope have emerged for consensus on a new plan to manage the shrinking Colorado River.

Satellite imagery captured by Landsat 7, a joint mission of the United States Geological Survey (USGS) and NASA, show a stark contrast in Lake Mead's water levels between July 1999 and May 2024, with ...

After months of stalemate, glimmers of hope have emerged for consensus on a new plan to manage the shrinking Colorado River.

Mitchell and Kenney did talk about Mead and Powell, the two big reservoirs in the basin, as all Colorado River conversations ...