A detailed study of layered igneous material at California's Fisher Lake offers a novel approach to identifying the pathways and timescales of individual magma pulses in volcanic arcs.
lava & magma
Posted inResearch Spotlights
A Better Model for How the Mantle Melts
A new model of the melting behavior of certain mantle rocks gives researchers a better understanding of the source of oceanic lavas.
Posted inOpinions
We Need a New Definition for “Magma”
Confusion over the meaning of "magma" can generate popular misperceptions, including a nonexistent molten sea underneath Yellowstone National Park. We propose a different definition.
Posted inNews
Eyjafjallajökull Gave Lava and Ice Researchers an Eyeful
New insights from the 2010 eruption may help volcanologists determine how glaciers shaped ancient lava flows.
Posted inScience Updates
Understanding Volcanic Eruptions Where Plates Meet
A new project elucidates the relationships between tectonics and volcanic systems and how they influence hazards on Italy's Mount Etna and Vulcano and Lipari islands.
Posted inNews
As Lava Flows, Refined Model Predicts a Path
Simulations that melded volcano topography, satellite observations, and virtual lava accurately anticipated the destruction of villages 18 months ago by Cape Verde's Fogo volcano.
Posted inResearch Spotlights
Radar Technique Shows Magma Flow in 2014 Cape Verde Eruption
The European Space Agency's Sentinel-1 satellite captures volcanic surface changes that reveal the flow below.
Posted inResearch Spotlights
Hawaii's Swelling Lava Lake Charts a Volcano's Hidden Plumbing
Geophysicists used unique seismic signatures to track the cyclic rise and fall of lava inside Hawai'i Volcanoes National Park's Overlook crater.
Posted inScience Updates
Team Gets Firsthand Look at the New Holuhraun Eruption Site
Iceland 2015: Field Workshop on Active Lava–Water Interactions; Holuhraun, Iceland, 20–28 August 2015
Posted inResearch Spotlights
Dating Lava Domes in California's Salton Trough
Scientists use a trio of techniques to resolve the age and duration of rhyolite volcanism of the Salton Buttes.