Hawaii's Kilauea volcano produces significant volcanic gas during the latest eruption. Officials are monitoring air quality as crowds flock to witness the activity.

Guides who take tourists to enjoy the striking views of Sicily’s Mount Etna are up in arms over tougher restrictions imposed ...

The Philippines has evacuated nearly 3,000 villagers from a danger zone on the foothills of the Mayon Volcano after officials ...

A supermassive black hole is reawakening inside a distant galaxy cluster—and after almost 100 million years of slumber, ...

Kīlauea summit region shook for 5 hours Nov. 14 that year as magma made a path to the surface. The eruption began at 8:08 p.m ...

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 ...

All that volcanic activity means natural hot springs are prevalent within and outside the park. Two favorites include Tabacón ...