Researchers have discovered cratonic thinning occurring beneath North America, driven by the remnants of the Farallon Plate.

A team of dozens spent weeks in the Rwenzori Mountains capturing drone photography, GPS coordinates, and ground-penetrating ...

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

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

You can't ride all the way to Machu Picchu but this trek through the Sacred Valley of the Incas puts you close. Here's what you'll see along the way.

Discover the 20 Most Dangerous National Parks in The US in this in-depth look at extreme terrains, unpredictable wildlife, ...

Want to get the thrill of racing down your favorite slopes? Here are the 12 best ski resorts for summer mountain biking.

When you visit a place like Patagonia, so much of the conversation between travelers sounds like a brag book of code names as you all go around the same well-trodden circuit of tourist destinations.