Rising more than twice the height of Mount Everest, Olympus Mons dominates the landscape of Mars and holds the title of the ...

Smoke billows from the mouth of Mt. Shasta like a thunderous cough. Within moments, clear skies turn gray, and the sun vanishes behind thick, shifting layers of volcanic gas and ash. Visitors snap ...

Kilauea in Hawai’i has been in a state of near-constant eruption for decades, providing researchers with a uniquely reliable setting to study one of our planet’s most unpredictable and destructive ...

The Kilauea volcano in Hawaii, which began erupting on December 23, has entered its fourth eruptive episode this week, with lava fountains and flows erupting from the Kaluapele summit caldera. The ...

The eruption of one the world’s most active volcanoes continues to captivate onlookers on Hawaii’s Big Island. The latest ...

Caldera volcanic eruptions create geological hazards that affect many communities around the world. Geophysical, geochemical and remote sensing data have become essential for understanding the tectono ...