Large explosive eruptions occur in Yellowstone around once every 700,000 years, according to the U.S. Geological Survey.

The giant supervolcano that lies under Yellowstone National Park is cooling off in the west but staying hot in the northeast.

Mount Tambora in Indonesia 1815 was the planet’s last massive eruption and it ushered in global disaster. Scientists warn the ...

However, if extreme adventuring is your thing, you may want to consider hiking the slopes of the Big Island's Mauna Loa, the largest active ... The Mauna Loa volcano crater is 30 minutes down ...

Researchers have just finished mapping the mouth of the underwater Tongan volcano that, on 15 January, produced Earth's biggest atmospheric ... its bathymetry (depth) map for the area immediately ...

They're coming from Mount Etna, the largest ... circular crater that's appeared on the summit. Volcanoes look like small mountains or hills. But actually they are openings in the Earth's crust ...

Here’s how it works. A volcanic crater in Indonesia over 7,700 feet (2,350 meters) above sea level is home to Earth's largest acidic lake, with water like battery acid. In this excerpt from ...