Bezymianny volcano in Kamchatka, Russia has reformed since a 1956 eruption destroyed its cone. Within the next decade, it ...

The Foundation: Where Volcanoes Are Born Most volcanoes form at the boundaries of Earth's tectonic plates, which are huge ...

MOUNT ST. HELENS, Wash. -- Part of the lava dome in Mount St. Helens' crater has risen 10 to 30 feet in the past day, on top of 250 feet in the past week, U.S. Geological Survey scientists said Friday ...

Spines of dark lava have been spotted coming out of Mayon Volcano’s summit lava dome, the Philippine Institute of Volcanology ...

Lava is molten rock from a volcano that reaches the Earth’s surface. Liquid rock below the Earth’s surface is referred to as magma. More than 50% of the world’s active volcanoes above sea level ...

Scientists may have finally cracked the recipe behind Venus' giant pancakes. Venus is famous for its "pancake domes" — steep-sided volcanoes that rise from the planet's surface like circular welts. A ...

The evolution over the past 10 million years of the topography and crustal structure of the Central Andes along an east-west transect through the study area is shown in this cartoon. (Image credit: ...

On March 23, 2009, after several months of dithering, Mount Redoubt in Alaska began to blow its top. It cleared its throat with five cannon-ball like explosions laden with ash and rock, and then, as ...

Scientists said “episode 18” of Kilauea Volcano’s ongoing eruption restarted at 7:45 a.m. Sunday with lava flows 6 to 10 feet high from the south vent. The lava flow resumed about a half-mile across ...

SANTIAGO (Reuters) -A seismic swarm that caused 160 quakes in two hours at the Laguna del Maule volcanic field in central Chile earlier this week has put authorities and citizens on alert. The ...

MOUNT ST. HELENS, Wash. — Part of the lava dome in Mount St. Helens' crater has risen 10 to 30 feet in the past day, on top of 250 feet in the past week, U.S. Geological Survey scientists said Friday.