While hiking the Sierra Nevada, you can see rainbows in the mist of a waterfall. This waterfall is also part of a national ...

The fall shoulder season is the ideal time to trek up California's second-highest volcano: There are no crowds, the weather ...

Commercial pilots flying near Mount St. Helens reported a plume of fine ash rising over the volcano. USGS says it's a harmless phenomenon.

Epic guide to Lassen Volcanic National Park, including things to do, where to stay, the park’s history, and so much more ...

Earth is far from a static place. That's true in the present, but it's even more apparent when you look to the past, as Earth ...

This hidden Idaho mountain town is so underrated, even many locals haven’t discovered its breathtaking landscapes and outdoor ...

The 1883 Krakatoa volcano erupted with a force of 200 megatons of TNT. By comparison, the bomb that destroyed the Japanese city of Hiroshima in 1945 had a force of 20 kilotons, or nearly 10,000 times ...

Today marks a new era in the history of Scripps Institution of Oceanography as Meenakshi Wadhwa takes the reins as the 12th ...

Back by popular demand, the third Annual Mountain Monarch Festival will be at Gorges State Park in Sapphire on Saturday, Oct.

From gorilla trekking in Rwanda and Uganda to visiting meerkat colonies and watching elephants wade through Botswana’s ...

With the right tools, fiber can be used to hear footsteps, detect ground movement, feel shifts in temperature and sense when ...