The Hualalai Volcano is an awesome hiking experience. Going out with Hawaii Forest and Trails, you get to explore several ...

The National Park Service reports that tephra is being carried aloft and falling onto Highway 11 (Hawaii Belt Road) in the ...

The most recent eruption episode of Hawaii’s most active volcano has ended after sending fountains of lava hundreds of feet ...

HONOLULU (AP) — Hawaii's Kilauea volcano shot lava as high as 1,000 feet (300 meters) into the air during its most recent ...

Geologists say Hawaii's Kilauea volcano shot lava as high as 1,000 feet into the air during its most recent eruptive episode ...

Lava began bubbling out of Hawaii’s most active volcano once again on Tuesday as Kilauea’s sporadic eruption resumed.

A new thermal vent spewing steam in the air at Yellowstone National Park is gaining attention ... Still, geological changes ...

Kilauea began continuously releasing lava from its summit caldera inside Hawaii Volcanoes National Park on Wednesday morning after a weeklong pause, the U.S. Geological Survey said. The molten ...

A new volcanic vent was discovered at Yellowstone National Park, the U.S. Geological Survey announced this week.

Observatory leaders have assured local emergency officials their public service will continue, but questions linger about how ...

PG&E, which is dependent on the snow melt to help generate hydro-electricity around the state of California, conducted the ...