Studies have shown that the grain size distribution of volcanic ash significantly affects the likelihood of lightning generation. Specifically, the presence of fine particles and a broad range of ...

Ball Lightning Imagine seeing a glowing sphere floating through the sky during a thunderstorm. That's ball lightning, a ...

Residents and visitors alike have been watching episodic lava fountains in Halema‘uma‘u at the summit of Kilauea since late ...

The particles scattered sunlight, making our star appear green ... The team used radiocarbon dating to pinpoint the timeline ...

Volcanic ash particles are microscopic shards of glass, and they cut up the insides of the lungs, which scar and then clog with fluid. These were the effects on the life of the jungles within a ...

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Mount Tambora, an imposing stratovolcano that before 1815 reached an altitude of more than 4,300 meters, was the scene of the ...

A new study based on the sampling and analysis of volcanic ash at Cumbre Vieja volcano in the Canary Islands, located off Africa's northwest coast, suggests that the composition of magma could ...

Residents and visitors are on alert after Hawaii's Kīlauea volcano entered its fifth eruptive episode since December on Wednesday.

potentially as volcanic ash, billions of years ago. However, no volcanoes have been discovered at the site to date. "There are no known volcanoes at this site, which means the debris probably came ...

These samples, taken from polar regions, hold tiny volcanic ash particles from past eruptions. Using advanced technology, the researchers matched the ash from the 1831 eruption with volcanic ...