Predicting a volcanic eruption in time to warn authorities and populations remains a major challenge on a global scale. In a ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Shaul Hurwitz, research hydrologist ...

This eerie satellite photo shows a "devilish" Russian volcano spewing out a 1,000-mile-long river of smoke into Earth's atmosphere. It is a striking reminder of the volcanic power trapped within the ...