As glaciers melt around the world, long-dormant volcanoes may be waking up beneath the ice. New research reveals that massive ice sheets have suppressed eruptions for thousands of years, building up ...

Thríhnúkagígur is a dormant volcano near Reykjavík whose last eruption 4,500 years ago left a hollow magma chamber with bronze-and-indigo-colored walls. It's the only place in the world where people ...

Mount Etna is like no other volcano on Earth, new research finds. In fact, the volcano may have formed in a bizarre way, reminiscent of how some seamounts, called petit-spot volcanoes, grow on the ...