Volcanic lightning photos are some of the most impressive out there, in my opinion. Volcanic lightning is a striking and rare phenomenon that occurs during some volcanic eruptions. As ash, rock and ...

An image of Augustine erupting on January 13, 2006, from about 50 miles away from the volcano. Courtesy of Gerald Andrew When Mount St. Augustine in Alaska erupted in mid-January 2006 for the first ...

Hawaii’s Kilauea volcano erupted again on Wednesday for the 39th time in a year, continuing to be among one of the world’s most active volcanoes. The eruption began on the anniversary of Episode 1 at ...

In this photo released by Geological Agency (Badan Geologi) of the Indonesia's Ministry of Energy and Mineral Resources, Mount Lewotobi Laki-Laki spews volcanic material during an eruption in East ...

Back in January, SFGATE was on the ground in the national park during a previous eruption episode that also rained tephra ...