Volcanic caves are not just an Earth thing. Scientists have spotted signs of lava tubes on the Moon and Mars. Now, researchers at the University of Trento say they have strong evidence that one exists ...

Snow Canyon isn’t one of the “Mighty Five” but it’s mighty fine nonetheless—and it has a fraction of the visitors.

Explore unbelievable places in Idaho that feel almost unreal from crystal clear lakes to dramatic mountains and breathtaking ...

Archaeologists have made a fascinating discovery in the Umm Jirsan lava tube system in northwest Saudi Arabia, unearthing human remains and other relics that reveal the lives of ancient people who ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Scientists analyzing ...

Most people think they know California, but they’re missing the part that exists underground. Lava Beds National Monument in ...

Nearly a year after the Deschutes National Forest closed the Cabin Butte area southwest of Bend for a significant restoration effort, thousands of acres have been treated and tons of […] ...

See the 'Renovation Aloha' stars' sweet tributes to each other.

Several companies are already developing solutions to mine asteroids in space, as they contain many useful elements, such as water and gold.

Hawaii’s Big Island is home to the Kona Cloud Forest, where cool weather, coffee and bamboo are in abundance.

There’s a place in California where the ground swallows you whole and spits you out feeling like you’ve traveled through time ...

From cute giraffe names to funny giraffe names to African-inspired giraffe names, you can't go wrong with any of these. After ...