The Green River follows a weird pathway, meandering through a cluster of mountains to meet the Colorado River.

Millions of years ago, the Green River carved a path through the Uinta Mountains instead of flowing around the formation. Now ...

This makes the story of how the Green and Colorado Rivers met so perplexing to geologists like Adam Smith at Scotland’s ...

The intimidatingly named Gates of Lodore marks the entrance to the 700-metre deep Canyon of Lodore that slices straight ...

For more than a century, the Green River's course through the Uinta Mountains in Utah's northeast has been a geological ...

Learn more about the Green River and how a lithospheric drip may have led to the river flowing 'uphill.' ...

New research may have solved an American mystery which has baffled geologists for a century and a half: How did a river carve ...

Live Science reports that a long mystery about the Green River, the largest tributary to the Colorado River, is closer to being solved as new research offers an explanation of the river’s ancient, ...

The finding "may be the hidden answer to more tectonic mysteries than we’ve previously realized," said geologist Adam Smith.

This aligns with preexisting estimates of when the river probably carved through the Uinta Mountains—creating a canyon that today is 2,297 feet (700 meters) deep—and joined the Colorado system. In ...

Lawmakers are discussing the pilot program as western states remain at an impasse about the future of the Colorado River.