Nearly a mile deep, the Pacific Ocean volcano known as Axial Seamount is drawing increasing scrutiny from scientists who only ...

A Northern California park near Reno was named a top U.S. national park. See where it ranks and why it stood out.

Jessica Ball with the California Volcano Observatory joined the show to discuss the Mt. St. Helens eruption 45 years ago and if there's been any recent activity at California's volcanoes.

The boat obviously requires a ticket. Options include a cruise around the lake or a quick trip to Wizard Island in the middle ...

USGS Hawaiian Volcano Observatory geologists visited the western rim of Halemaʻumaʻu crater for a closer look at the active ...

Vacation rental site HomeToGo ranked the 20 most affordable national parks. Two California parks made the list.

One of the world's most active volcano is living up to its tagline. Kilauea on Hawaii's Big Island began erupting Wednesday, ...

One of the world’s most active volcanoes, Kilauea on Hawaii’s Big Island, began spewing lava from the north vent Wednesday, ...

"Axial is more like the volcanoes in Hawaii and Iceland ... less gas, the lava is very fluid, so the gas can get out without exploding." Read more:Monster earthquake could sink swath of California ...

a research associate at Oregon State University and an expert on the volcano. Fortunately for residents of California, Oregon and Washington, Axial Seamount doesn't erupt explosively, so it poses ...