The Secrets of Supervolcanoes
MIcroscopic crystals of volcanic ash are revealing surprising clues about the world's most devastating eruptions
Special Report
A Guide to Volcanoes
From Pompeii to Mount Pinatubo, volcanoes might have shaped Earth's surface, but also killed thousands. What makes magma burst from the ground as lava? Can scientists predict dangerous eruptions?
Sustainability
Volcanoes: Nature's Way of Letting Off Steam
A slide show of eruptions and their impacts around the world
Rebuilding a Volcano
Mount St. Helens may be patching in its 1980 crater
Volcanic Sniffing
Quantum-cascade laser may detect impending eruptions
Moving Mountains
Volcanoes swell and collapse back down in what seem like great, heaving sighs. These movements may help scientists better predict eruptions
Where will Mauna Loa erupt?
It's been nearly 25 years since Mauna Loa, Hawaii's most dangerous volcano, last erupted—but researchers warn that another eruption may be on the horizon.
Scientific Nature: Researchers Use Volcanic Eruption as Climate Lab
When Mount Pinatubo erupted in 1991 it left a trail of evidence in the skies that is helping scientists decipher the workings of the global climate
What's the Point of Volcano Monitoring?
Some GOPers mock funding of volcano observation programs, but an expert says volcanoes are potentially deadly and should be watched, lest they blow their tops
