Scientists find seismic signal before 2022 Tonga eruption. Study suggests rupture in oceanic crust caused early wave. Findings could help improve tsunami early warning systems.
The seismic activity at Kanlaon Volcano increased on Thursday morning, according to the Philippine Institute of Volcanology and Seismology (PHIVOLCS). PHIVOLCS said a total of 64 volcano-tectonic or ...
SEATTLE — The Pacific Northwest continues to see spikes in seismic activity, from Mount St. Helens earlier this year to more recently, Mount Adams in southern Washington. The United States ...