AtIndonesia’s Kawah Ijen volcano, a breathtaking blue glow emerges at night, setting it apart from most volcanoes where lava burns in shades of red. At Kawah Ijen, however, the molten sulfur flows ...

Echinus Geyser in Yellowstone National Park, a rare acidic geyser and the largest in the world, has recently been observed ...

Methane gas produced by Hawaii's Kilauea volcano has caused rare blue flames to arise from cracks in the pavement. U.S. Geological Survey scientists were able to capture what they called "one of the ...

The Echinus Geyser became active last month after repeated surges started with the surface becoming agitated.

Lava fountains from a fissure in the Northeast Rift Zone of Maunaloa during the 2022 eruption. It was the first time in 38 ...

Hawaii’s Kīlauea volcano began erupting again on Wednesday for the 30th time in under a year, continuing to be among one of the world’s most active volcanoes. The U.S. Geological Survey’s Hawaiian ...

Hawaii’s Kilauea volcano resumed erupting Friday by shooting an arc of lava 100 feet into the air and across a section of its summit crater floor. It was Kilauea’s 31st display of molten rock since ...