The Hawaiian Volcano Observatory is part of the U.S. Geological Survey, the science agency of the U.S. Department of Interior. Our job is to obtain and share science-based information about the ...

Ethiopian volcano eruption: On Sunday, November 23, 2025, Ethiopia’s Hayli Gubbi volcano erupted for the first time in over 10,000 years, leaving scientists and locals stunned. The eruption sent ...

Hydrothermal activity detected for the first time in the underwater volcano between Tenerife and Gran Canaria. Experts issue warning.

The young man was found dead in a small room near the entrance to the Hall of the Augustales, a civic order of freedmen, a bit like a freemason lodge. Perhaps he was a security guard. He’s been ...

Volcanic eruptions frequently interfere with human affairs; impacts range from minor nuisances to major disasters. Some 50 to 65 different volcanoes typically are active in any given year, and among ...

This chapter summarizes the principal conclusions and recommendations developed elsewhere in this report. Major conclusions are printed in italics and recommendations in bold. Basic research in the ...