SANTIAGO, Chile — Police and soldiers cleared the last remaining people from the shadow of a Chilean volcano on Thursday after a strong, overnight explosion spewed glowing-hot rocks from its crater.

Guatemala's Volcano of Fire has begun erupting, and authorities have evacuated nearly 300 families while warning that another ...

In a major discovery, university students have uncovered new truths about old stones. They studied how some of the old carvings in lava rocks found around Hawai’i may have been made. And it ...