The earthquakes, weather events, and tsunamis caused by the Krakatoa eruption of 1883 were felt even thousands of miles away.

An eruption of Mount Lewotobi Laki Laki in November killed nine people and injured dozens. It also erupted in March. Indonesia is an archipelago of 270 million people with frequent seismic activity.

After the eruption of Mount Lewotobi Laki-laki, the alert level was raised to the highest, with warnings of possible lava flows.

Magma infused with gas—not unlike a carbonated drink—reached the surface on June 12, unleashing Mount Pinatubo’s first violent eruption.

Mount Pinatubo erupted over the course of three days, culminating in a cataclysmic blast on June 15—the very same day Typhoon Yunya swept across the region. Heavy rains and gusty winds made the ...

Mount Etna, the volcano that towers over eastern Sicily, has again captivated the world with a spectacular show, spewing smoke and high into the sky.

Mount Etna, the volcano that towers over eastern Sicily, has again captivated the world with a spectacular show, spewing smoke and high into the sky.