The Sun unleashed an M-2 (medium-sized) solar flare, an S1-class radiation storm and a spectacular coronal mass ejection (CME) on June 7, 2011. The large
Lightning strikes in the erupting Grímsvötn volcano. The picture was taken from Orvar Atli Thorgeirsson, from the area of Sprengisandur, in the central highlands of
In the Valley of Ten Thousand Smokes a stream carves a canyon through rock formed during the 1912 eruption of nearby Novarupta Volcano. Photograph M.
The Sun has put on yet another spectacular light show with a massive solar flare captured in high definition by NASA’s space based Solar Dynamics
A one-mile cordon has been established around a volcano on Mount Kirishima after it erupted scattering rocks and ash across southern Japan and sending smoke billowing
Snow cover highlights the calderas and volcanic cones that form the northern and southern ends of Onekotan Island, part of the Russian Federation in the
The super-volcano beneath Yellowstone National Park in Wyoming has been rising at a record rate since 2004. Erupt for the first time in 600,000 years,
It’s been nearly 350 years since Mt. Etna blew its top in a major way. Until yesterday, when Europe’s largest active volcano spewed hot lava