A long quiet volcano in Ethiopia has roared back to life, blasting ash roughly 9 miles into the sky and catching both nearby ...

The production of maps to track the progress of ongoing eruptions has long been part of the USGS Hawaiian Volcano Observatory mission to inform the public about volcanic hazards in Hawaii. The methods ...

Intrigued by reports of recent volcanic eruptions on Venus? WashU planetary scientists Paul Byrne and Rebecca Hahn want you to use their new map of 85,000 volcanoes on Venus to help locate the next ...

After months of uncertainty, a sudden volcanic eruption overnight in Iceland saw jets of lava shoot into the air as a massive fissure opened in the earth. The authorities have swung into action, with ...

Aerial view of Crater Lake in Oregon, a collapse caldera formed by one of the largest volcanic eruptions in the past 8,000 years. A detailed survey of the volcanic deposits found offshore Japan ...

The Icelandic Meteorological Office has warned that gas being expelled from a lava fissure on the nation's Reykjanes Peninsula could be carried on westerly winds over the nearby capital, Reykjavík, as ...

In the predawn darkness, a team of scientists climbs the slope of Mexico's Popocatépetl volcano, one of the world's most active and whose eruption could affect millions of people. Its mission: figure ...

Mount Lassen, in the southern Cascades, erupted on May 22, 1915, 65 years almost to the day before Mount St. Helens. Also known as Lassen Peak, the mountain is the southernmost active volcano in the ...