Ecuadorian authorities have been placed on alert after a 1,500-meter column of steam, gas, and ash emanated Sunday from the Cotopaxi volcano, it was reported.

An explosive eruption occurred at the Kanlaon volcano in the Philippines on Tuesday morning local time, and dramatic video provided by officials shows the moment thick plumes of toxic smoke and ...

What caused the volcanic tsunami that devastated a Greek island 373 years ago? Kolumbo underwater volcano's 1650 eruption killed 70 people on Santorini Island, Greece.

The Italian authorities carried out a drill of their plan to save a half-million people from toxic fumes, deadly quakes or a full eruption. Vesuvius isn’t the volcano they’re worried about.

Mount Saint Helens, Mount Adams, Mount Baker, and Glacier Peak are four of the active volcanoes in Washington state. The fifth, located less than 70 miles from Seattle, is Mount Rainier.

In Iceland, a Volcanic Monster Fumes as Researchers Race to Understand Its Dangers We take you down below Iceland's erupting surface with the researchers who are trying to understand what's going ...

A volcanic eruption that began on Monday near Iceland’s capital grew overnight and more magma and gas emerged than at the start of prior eruptions at the site.

Volcanic fumes might linger over East Hawaii even as the latest eruption of Kilauea has paused. The Hawaiian Volcano Observatory reported Friday evening that the most recent eruption of Kilauea ...

Volcanic fumes might linger over East Hawaii for the next few days even as the latest eruption of Kilauea has paused. Gas emission levels were still higher than normal, however, and Hilo residents ...

Why can’t we throw all our trash into a volcano and burn it up? Many reasons, mainly because a lot of volcanos can't reach the right temperatures.

In East Java, Indonesia, hundreds of miners risk illness and death to mine sulfur, or "devil's gold." We head to Ijen volcano to find out why.