Oregon's state rock is celebrating its 60th anniversary this year. Here's everything to know about the thunderegg and where ...

Sheer drama. That’s what the Great Sand Dunes are. Starkly beautiful desert dunes set against a backdrop of pretty, ...

Beneath the crust of North America, scientists have found that the deep roots of the continent are slowly dripping away in ...

The Perseverance rover has found some intriguing samples on the red planet. Here's what they might reveal about the origins ...

I could hear the dull roar of waterfalls from the parking lot, where an early sign of spring was sprouting a few feet from my ...

These are the 25 countries which are home to the most significant cultural, historical and natural sites, according to UNESCO.

A fascinating discovery off the coast of Lanzarote, one of the Canary Islands, has unveiled a submerged mountain that may be ...

The island hopping is incredible, but Greece's ancient ruins, ski resorts, wineries, thermal pools, and pristine beaches ...

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

One of the world’s most active volcanos, Hawaii’s Kilauea, erupted Monday, marking episode 16 of the eruption since late December. The United States Geological Survey said the ...

Yellowstone is famous for its volcanic landscapes, erupting geysers and colorful hot springs. The park is also unique because ...

Hawaii County Civil Defense is warning the public about hot pumice, ash, and Pele’s hair that’s falling on the highway.