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 ...

Think about a mountain that keeps getting taller but never explodes. This might sound impossible, yet it happens more often than most people realize. Volcanoes don't always follow the same playbook of ...

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: ...

(CNN) — Here's some background information about volcanoes, mountains that open downward to a reservoir of molten rock. Facts: More than 80% of the Earth's surface, both above and below sea level, is ...

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 ...

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 ...

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 ...

A study suggests that Venus' volcanic "pancake domes" push the planet's crust down, forming bulges toward the surface. This could explain a decades-old mystery. When you purchase through links on our ...

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 ...