Explosive volcanic eruptions often come with intense electrical activity, known as volcanogenic lightning. The team analysed ...

Guatemala's Fuego volcano delivers a spectacular nighttime display during a prolonged eruption. Volcanic lightning flashes ...

When Alaska's Redoubt Volcano rumbled to life three years ago, researchers rushed to the scene to deploy radio sensors to catalog and map lightning within the plume. The readings, the team now reports ...

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, ...

Add Yahoo as a preferred source to see more of our stories on Google. Lava is ejected from a crater during an eruption of Mount Etna - Giuseppe Di Stefano/REUTERS An American tourist was killed by ...

Add Yahoo as a preferred source to see more of our stories on Google. An American tourist from Kansas has died after being struck by lightning while climbing the volcano Mount Etna in Italy on Sunday.

Triggered by lightning in thunderstorms, whistler waves are radio waves that are channelled thousands of kilometres around the world via ducts in the magnetosphere. As Ian Randall reports, these ...

A hike turned fatal for an American tourist on one of Europe's most closely watched volcanoes. Italian media report the man was struck by lightning Sunday on Mount Etna in Sicily after apparently ...

Not to make light—or lightning, I guess—of a man’s death, but when an active volcano known for spewing molten rock and ash and occasionally producing volcanic lightning has signs telling people to ...