If you've ever wanted to visit Petra, here's all you need to know about planning a trip and its mythological history.

Within Northern Arizona's pristine desert landscape, you'll find awe-inspiring sandstone cliffs and swirling patterns of red ...

For centuries, humans have lived underground. Today, that ancient practice is under dire threat—even as cave life makes more ...

The carbon dioxide that results from respiration in and around deep roots is an essential component in the chemical ...

Tucked away in Huntingdon County, Trough Creek State Park showcases rock formations so uniquely spectacular that geologists get misty-eyed just thinking about them, yet somehow this 541-acre ...

An off-duty Metropolitan Police Department officer died while biking in Summerlin, causing officials to plan the new trail.

There’s a reason the 9.3-mile hiking trail that begins in the village of Olsbrücken is called the Devil’s Tour.

And Key says a local dining secret is Gerardo’s Pizzeria on Route 89A, a family-run spot serving wood-fired pizzas and Italian specialties. “It’s tucked away and it’s part of the slow food movement,” ...

This is known as the Driftless Area, and most of it resides in southwestern Wisconsin, a rural region that begins approximately 120 miles west of Milwaukee, where handmade signs advertise ...

The fast-field cycling nuclear magnetic relaxation technique (NMRD) offers opportunities on multiple scales of both time and distance for characterizing the molecular dynamics and transport properties ...

It’s outdoor concert season in Colorado. KUNC commentator Peter Moore is packing an umbrella, and a hard hat, for the concert ...