The European Space Agency's Sentinel-1 satellite captures volcanic surface changes that reveal the flow below.
volcanoes
Posted inNews
Scientists Discover a New Source of Atmospheric Carbon Dioxide
In an African region where continental crust is pulling apart and fracturing—the East African Rift zone—the area's many faults are slowly releasing a large amount of carbon dioxide.
Posted inResearch Spotlights
Forecasting Eruptions at Restless Calderas
Scientists review decades of data on swarms of earthquakes, surface deformation, degassing, and microgravity changes around calderas to determine when such forms of unrest may result in eruptions.
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
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Active Mud Volcano Field Discovered off Southeast Alaska
A cruise to study landslide potential along an earthquake-prone fault found a surprising methane plume.
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Jupiter's Europa Helps Earthlings See Sister Moon's Volcano
By briefly slipping between Earth and sister Jovian moon Io, Europa fortuitously enabled an Earth-based telescope to observe, with greater detail than ever before, a huge, puzzling volcano on Io.
Posted inScience Updates
Better Forecasting for the Next Volcanic Eruption
The Eruptive Precursors project in Campi Flegrei, Italy, seeks to understand conditions leading to caldera eruptions.
Posted inResearch Spotlights
Evidence for Volcanoes on Venus
Infrared light from the planet's surface shows hot spots that might be caused by lava.
Posted inNews
Mysterious Boulders Suggest Ancient 800-Foot-Tall Tsunami
The suspected sudden collapse of a nearby volcano's flank may have triggered an enormous wave that carried large boulders high onto Santiago Island in Cape Verde, a new study finds.