the blue glow seen at Kawah Ijen is not actual lava, reports Smithsonianmag. Instead, it results from the combustion of sulfuric gases. When sulfur-rich gases escape from the volcano’s cracks at ...

Cracks miles away from the volcano — called rifts — burst with lava on Thursday afternoon, burning trees and sending many running from their homes at Leilani Estates on Hawaii’s big island ...