'Highway from hell' fueled Costa Rican volcano
If some volcanoes operate on geologic timescales, Costa Rica's Irazú had something of a short fuse. In a new study in the journal Nature, scientists suggest that the 1960s eruption of Costa Rica's larges ...
Expedition to study ancient continental breakup west of Spain
An international team of scientists has embarked on a shipboard expedition to study how the Earth's crust was pulled apart in an area beneath the Atlantic Ocean off the coast of Spain. The team includes geophysicists ...
Alaska volcano's ash prompts flight cancellations
An Alaska volcano eruption is prompting regional airlines to cancel flights to nearby communities, including a town that reported traces of fallen ash.
Volcano heating up in Alaska: Second one this month
Another volcano in Alaska is heating up, with seismic instruments signaling a possible eruption.
Nuclear safety upgrade needed 'nearly everywhere' in Europe (Update)
Immediate safety upgrades costing billions of euros (dollars) are needed in nuclear power plants "nearly everywhere" in Europe, according to the results of EU "stress tests" released Thursday.
Hawaiian hot spot has deep roots
(PhysOrg.com) -- Hawaii may be paradise for vacationers, but for geologists it has long been a puzzle. Plate tectonic theory readily explains the existence of volcanoes at boundaries where plates split apart ...
Seismic recordings of rockfall a step toward early-warning system in Yosemite
Hardly anyone noticed the ruckus when Yosemite Valley's largest rockfall in two decades thundered down near Half Dome before sunrise one March morning -- but scientists will hear all about it soon.