Molten rock began shooting from the volcano before dawn on Monday when fissures opened in the caldera floor and propelled ...

Hawai'i's Kīlauea volcano erupted again on Tuesday, prompting National Park Service officials to warn visitors of potential ...

Large glowing bombs, pumice and Peleʻs hair were deposited downwind during the peak of the eruption. Sulfur dioxide emissions ...

One of the world's most active volcanoes spewed lava into the air for a second straight day on Tuesday. The eruption of ...

Live view as lava bubbles through the crust of one of the world’s most active volcanoes — Kilauea — on Hawaii’s Big Island.

The Valles Caldera is a hidden gem in northern New Mexico, as it's home to vast grasslands, the remnant of a massive volcanic ...

Kilauea, one of the world's most active volcanoes, began erupting around 2:30 a.m. local time, according to the U.S. Geological Survey.

Yellowstone National Park is famous for its wildlife and geothermal activity. When we explore the intersection of these two ...

They noted that the activity has mostly occurred inside the mouth, or caldera, of the volcano and ... Crater within Hawai'i Volcanoes National Park from Sept. 15–20.