One of three methane-eating, deep-sea spider species recently discovered off the Southern California coast. One of three ...

Some 12 miles off the California coast near Ventura, the rugged volcanic ridges that form the spine of Anacapa Island, or ...

I called a travel agency with the most ridiculous holiday plans — from underwater cities to volcano glamping. Somehow, they ...

Take a dip in the cool setting of the volcano at Crater Lake KLAMATH FALLS, OREGON — Crater Lake has the clearest and deepest ...

Distant-source tsunami: More than 350 people could die or be injured along the Southern California coast if people wait to ...

“Some were taken by a submarine, from a deep sea volcano, but (otherwise) it’s basically just very ordinary-looking basaltic rock, very unassuming, that you would find anywhere on Hawaii ...

A massive sea creature was spotted “on the hunt” in California waters, a group said. Getty Images/iStockphoto A group of boaters got the chance to spot a sea creature “on the hunt” off the ...

Given the increasing airborne volcanic hazards associated with this ... which is at an elevation of about 4,000 feet (1,200 meters) above sea level. The plume contained high levels of water ...

(CNN) — Gold and other precious metals are leaking from Earth’s core into the layers above, eventually making their way up to the surface during the formation of volcanic islands like Hawaii ...