Volcanic lightning is one of nature's most spectacular sights and now researchers are discovering more about why it happens.

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 ...

Physicists have solved a longstanding mystery around the process that creates volcanic lightning: when similar particles rub together, why do some become positively charged while others become ...

Add Yahoo as a preferred source to see more of our stories on Google. In this photo released by Geological Agency (Badan Geologi) of the Indonesia's Ministry of Energy and Mineral Resources, lightning ...

On Earth, lightning can occur in turbulent clouds of volcanic ash. Now researchers have found evidence of sparks in Martian dust devils. (NASA/JPL/Caltech/University ...

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