Red glowing lava was visible inside the Kilauea Volcano on the Big Island of Hawaii late Sunday night and early Monday ...

A volcano believed to be extinct for around 700,000 years is showing clear signs of rising again, surprising geologists who ...

Recent activity indicates a projected eruption between Sunday and Wednesday, which would mark its 40th eruptive episode since ...

In the predawn darkness, a team of scientists climbs the slope of Mexico's Popocatépetl volcano, one of the world's most active and whose eruption could affect millions of people. Its mission: figure ...

Mount St. Helens, located in Skamania County, Washington, is one of the most active volcanoes in the Cascade Range. Famous ...

The sun’s outer atmosphere resembles a pufferfish.

Let’s image the simplest, most boring volcano possible. It consists of a magma balloon fed by a straw. The ground is perfectly flat above the balloon. Magma comes up the straw at a constant ...

Researchers from the National Autonomous University of Mexico spent five years hauling instruments up the 5,426-meter volcano ...

Before dawn on Mexico’s Popocatépetl volcano, scientists haul heavy gear up one of the world’s most active peaks, racing ...

A massive volcano hidden beneath the Pacific is swelling again, but its predicted eruption never came. Scientists are now ...