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It's a time in the Earth's history that speaks clearly to our own. The Eocene Epoch began – some 56 million years ago – with massive greenhouse gas…

“Febrero loco y marzo otro poco” – “February is crazy and March a little more so” – a popular saying in Mexico and the borderlands has it. There are…

They can live for 400 years, their spiny, twisting stems stretching 20 feet into the sky. Their red flowers bring luscious color to the desert, in even…

In its jagged confusion of peaks and ranges, its canyons, hoodoos and badlands, Big Bend National Park is a complex landscape. Unsurprisingly, it’s a…

“You just can't live in Texas,” as Waylon Jennings sang, “unless you gotta lotta soul,” and West Texans might reasonably think it applies to them more…

West Texas has a rich history in paleontology. Scientists have made finds here that have illumined the story of life on Earth. Now, an important new find…

There's a “solace in open spaces,” as the title of Gretel Ehrlich's memoir of life in Wyoming would have it, and Americans appear to have found that…

It's a life-giving stream in a desert land, that for millennia has sustained human communities and creatures found nowhere else on Earth. The deep canyons…

Four species of fox live in our region. Which ones have you seen -- here is how to tell the difference.

The Chihuahuan Desert's northern boundary is the Pecos River. In places the Pecos is laden with salt. How does the river become naturally polluted with these salts?