The explosiveness of a volcanic eruption depends on how many gas bubbles form in the magma—and when. Until now, it was ...

A NASA satellite image shows a volcano on Russia’s Kamchatka Peninsula that has awoken after more than 400 years of slumber.

New research has identified a 35,000-year-old basalt eruption as the youngest at Yellowstone, shifting our understanding of ...

Cameras on one of Hawaii's Big Island volcanoes have captured a stunning timelapse of the mountain's three previous eruption ...

Indonesia’s Mount Semeru erupted on Wednesday, sending towering clouds of ash, rock and hot gas cascading down its slopes and ...

Kilauea showed early underground shifts before the 2018 eruption. New monitoring methods revealed pressure changes and ...