Learn how the eruption of Mount Vesuvius in AD 79 transformed one unfortunate Herculaneum resident’s brain into organic glass ...

Scientists predict the ash cloud would travel hundreds of miles ... The observatory conducted two flights above the volcano, capturing high levels of sulfur dioxide, carbon dioxide and other ...

Two ash emissions were recorded to have occurred at Kanlaon Volcano in Negros on Saturday, according to the Philippine Institute of Volcanology and Seismology (PHIVOLCS) on Sunday. The ash ...

A volcano near Alaska's largest ... lasted between three and seven hours, produced ash columns that rose more than 50,000 feet (15,240 meters) above sea level and deposited ashfall in south ...

There are two levels above that: The “watch” or orange ... “Ash-producing eruptions can produce volcanic lightning in the ash cloud due to friction between volcanic ash particles, and ...

The eruptions during the last century lasted between three and seven hours, produced ash columns that rose more than 50,000 feet above ... The cloud drifted as far as Greenland. Volcanic ash ...

Indonesia's Mount Marapi erupted on Thursday, sending a column of ash 1.5km (4,900ft) above its peak ... Marapi is one of the most active volcanoes in Indonesia - a vast archipelago nation.

The eruptions during the last century lasted between three and seven hours, produced ash columns that rose more than 50,000 feet (15,240 meters) above ... cloud drifted as far as Greenland ...