We've gone to the bottom of the ocean to study how its chemistry shapes our planet's climate, even chasing lava-spewing ...

The Science Behind River Downcutting The water pressure of a river can cut deep into a riverbed. Sediments from the riverbed ...

A "strong atmospheric river" could bring more rain and mountain snow to the Northwest, according to forecasters.

Ten years after Brazil’s worst environmental disaster, the Indigenous Krenak people are still mourning what they call “the ...

From panoramic views in Brazil to misty walkways in Argentina, here's how to experience every angle of this thunderous ...

California voters approved new congressional district boundaries Tuesday, delivering a victory for Democrats in the ...

The lines of artificial coastal developments might be neat and straight but in reality, they are fragmenting ecosystems and ...

The dramatic shift is a warning sign—and scientists say the changes that aren't yet visible to the naked eye are just as ...

The annual Great Migration of millions of wildebeest and zebras across the plains of the Serengeti is one of the world’s ...

A new Washington Post investigation reveals where climate change has supercharged the movement of moisture through the skies.

Groundwater sustains the Rio Grande and its wildlife, but overuse and pollution threaten this vital freshwater source. Learn how it can be restored.