A person has died after reportedly entering a closed-off area near the Kilauea volcano within Hawaiʻi Volcanoes National Park ...

A Hawaii man, 33, was found dead after crossing into a restricted section of Kīlauea caldera, sparking an overnight rescue ...

Few geological scenarios capture public imagination quite like a full-scale eruption of the Yellowstone supervolcano. The fear is understandable: three massive caldera-forming eruptions have occurred ...

A landmark on Pluto that was previously designated as an impact crater may actually be the caldera of a supervolcano that has exploded in the past few million years, new research suggests. But not ...

Visual observations have been a backbone of volcano research more than 2,000 years and remain fundamental to understanding ...

The alert level for Mauna Loa is currently “normal”; we expect to see additional changes such as increased seismicity or gas emissions before any future eruption. Even during quiet times, keeping a ...

Yellowstone National Park sits atop one of the most studied volcanic systems on Earth, and the question of what a full-scale caldera-forming eruption would do to the United States draws enormous ...

Most webcams used by the USGS Hawaiian Volcano Observatory take a snapshot every few minutes to conserve bandwidth, but three webcams are currently “livestreaming” — meaning they transmit real-time ...

This stunning astronaut photo shows the natural beauty of Japan's Aso Caldera — a giant crater-like bowl containing 17 different volcanoes, leftover from major eruptions spanning over 200,000 years.