Drought and other conditions have interrupted the flow of water owed to the U.S. under a treaty.

Hummingbirds are making their journey from Central America to the U.S. now. Here's how you can increase your chances of ...

President Trump has threatened to slap new tariffs on Mexico for failing to deliver water under a decades-old treaty. But ...

Today, the Marengo River represents a new kind of solution. Following the record floods, state leaders invested in opening up ...

Dresses stitched with metal woosh like running water and silver cuffs studded ... With a population of almost 400,000, they’re one of North America’s largest recognised Indigenous tribes ...

Sometimes rivers split into branches in unusual ways, reflecting the complexity of Earth's water system on land and how much we still must learn about it.

North America is dripping—with sizable blobs of rock sinking from the underside of the continent, beneath the U.S. Midwest, ...

Seismic mapping of North America has revealed that an ancient slab of crust buried beneath the Midwest is causing the crust ...

Life-threatening flash flooding returned to the Mississippi and Ohio valleys Friday night and Saturday, amid what officials ...

Explore how North America is changing as its deep cratonic root thins and pieces are dripping into the Earth's mantle.

A dramatic sunrise solar eclipse tomorrow (March 29) will be the first one visible in North America since April 2024. Here's how to get the best view of the partial eclipse before it ends.