Not as much water flows into the river as people are entitled to take out of it. A new idea might change that, but ...

The sunlight sparkles across the ripples of the Colorado River, reflecting off ancient black rock layered beneath flaming red ...

The Oxbow Bridge in western Arizona served as a shortcut to Yuma before it collapsed into the Colorado River on Aug. 1.

All members of Congress representing Colorado, Democrats and Republicans alike, are asking President Donald Trump to release ...

Arizona officials are celebrating the passage of new groundwater legislation, but setting their sights on upcoming Colorado ...

The Colorado River system supplies tens of millions of people across the West with water to drink, shower, and work, and it irrigates around 5 million acres of farmland.

MILPITAS, CA – Two men of Telugu origin, both 32, drowned in the Colorado River while on a group outing, according to US ...

The suspect, a sheriff's sergeant, was arrested on suspicion of drunken boating. The 38-year-old victim is survived by a wife ...

Two people drowned Aug. 3 in the Colorado River, including a 32-year-old man from Tempe. They had gone into the water to cool off during a pontoon boat outing, according to law enforcement authorities ...

Tamarask beetles may be tiny, but when they swarm to feed, they pack a punch. They repeatedly consume the tamarisks' leaves ...