A mineral-dating project at the Toba caldera in Indonesia sheds light on the science of supereruptions.
volcanoes
Posted inNews
“Fingerprinting” Volcanic Tremors May Help Forecast Eruptions
Volcano seismic waves produce distinct tremor patterns, or "fingerprints," shared by different kinds of volcanoes.
Posted inNews
Balloons of Lava Bubble into the Ocean from Seafloor Blisters
These peculiar features of submarine volcanic eruptions could be the result of undersea lava lakes.
Posted inScience Updates
Volcanic Ash Particles Hold Clues to Their History and Effects
Volcanic Ash as an Active Agent in the Earth System (VA3): Combining Models and Experiments; Hamburg, Germany, 12–13 September 2016
Posted inNews
Lunar Lava Tubes Could Offer Future Moon Explorers a Safe Haven
Scientists find evidence that a 50-meter-deep pit on the Moon's surface could be a skylight opening to an intact lava tube tens of kilometers long.
Posted inResearch Spotlights
What Caused the Fatal 2014 Eruption of Japan's Mount Ontake?
Analysis of the change in the stratovolcano's tilt just prior to the explosion suggests that the cracking of a previously intact fluid barrier caused the country's deadliest eruption since 1926.
Posted inResearch Spotlights
Tracking Volcanic Bombs in Three Dimensions
A new method allows researchers to precisely track in three dimensions bits of fragmented magma as they are expelled in explosive volcanic eruptions.
Posted inResearch Spotlights
Pulses of Rising Magma in Sierra Nevada's Past
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.
Posted inResearch Spotlights
Deep Drilling Reveals Puzzling History of Campi Flegrei Caldera
Results show that caldera collapse attributed to a super eruption almost 40,000 years ago was smaller than what scientists expected. So what might have really happened?
Posted inNews
Pinpointing the Trigger Behind Yellowstone's Last Supereruption
Geologists suggest that mixing of magma melt pockets could have caused the explosion a little more than 600,000 years ago.