Here’s a look at volcanoes, mountains that open downward to a reservoir of molten rock. More than 80% of the Earth’s surface, both above and below sea level, is of volcanic origin. Lava is molten rock ...

Katia (right) and Maurice Krafft (left), in blue winter jackets, gaze upon a volcano in the distance as smoke, steam and ash swirl behind them. Credit: Image’Est A new documentary, “Fire of Love,” ...

Volcanic eruptions are perhaps nature's most terrifying display of power. Catastrophic eruptions of volcanoes like Mount Vesuvius, Krakatoa, and Mount St. Helens have gone down as some of the most ...

Some hotspot volcanoes aren’t so hot after all. Islands such as Iceland and Hawai‘i are thought to form from plumes of superheated rock that rise from a depth of several thousand kilometres. These ...

The United States leads the globe with 165 Holocene volcanoes, followed by Japan and Russia. These nations, situated along tectonic plate boundaries, host numerous active volcanic sites. Ongoing ...