Photographer extraordinaire Don Pettit is about to return to Earth following a seven-month stay aboard the space station. Take a moment to enjoy his best work.

For scientists who want to learn about the geological history of a planet, river deltas are a great place to start. Deltas ...

Malmgren, 62, isn't alone. The show, called “ Den stora älgvandringen ” in Swedish, and sometimes translated as “The Great ...

Brazil has struggled with water scarcity from the Amazon rainforest to the Pantanal wetlands. Here's what the water-rich ...

The deadly, widespread flooding disaster that plunged parts of the central and southern United States underwater in early ...

With Easter weekend kicking off the first big outdoor getaway for many, campers and travelers face heightened risks from ...

When a bomb cyclone meets an atmospheric river, the result is like an out-of-control fire hose A powerful storm hitting the West Coast combines these weather phenomena for a wet week in many areas.

An analysis of satellite imagery of major river systems in the Philippines has revealed surprising insights into how rivers ...

Small dams across the U.S. are being removed for safety, water quality, and wildlife. And a desert in Chile yields water from ...

A season on the Northern Forest Canoe Trail—stretching from the Adirondacks to northern Maine—reveals fresh possibilities for an ancient route.

A large part of the United States witnessed heavy rain, strong winds and severe thunderstorms due to a type of storm known as an atmospheric river earlier this month. Atmospheric rivers are a narrow, ...