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 ...
How do volcanoes work? What happens beneath their surface? What causes the vibrations—known as tremor—that occur when magma or gases move upward through a volcano's conduits? Professor Dr. Miriam ...
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 ...