Volcanic lightning is a striking and multifaceted phenomenon that occurs during explosive eruptions, when vigorous interactions between fragmented ash particles, volcanic gases and environmental ...

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

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 ...

Volcanic lightning looks surreal: an arc of light rises from the volcanic crater, stretching out into the murky skies. Although scientists knew what caused such frightening yet beautiful phenomena, ...

The sudden awakening of a volcano that had been quiet for roughly 12,000 years has transformed a remote corner of Ethiopia into a global focal point, as a towering ash plume shot into the sky like an ...

Mount Lewotobi Laki Laki, one of Indonesia’s most active volcanoes, erupted for a second consecutive day on Wednesday, spewing towering columns of hot ash that subsequently blanketed nearby ...