The next big earthquake: When is the Bay Area due? Watch: During earthquake, elephants form 'alert circle' at San Diego Safari Park Map: 5.2 earthquake ... the alarm for volcano eruptions say ...

Eruptive activity at Kīlauea’s summit began again Dec. 23, 2024, with the first in what has become 20 discrete lava fountaining episodes. Many episodes have had dual fountains — two erupting at the ...

Earthquakes create ripple effects in Earth's upper atmosphere that can disrupt satellite communications and navigation ...

In the dry, sun-scorched deserts of Ethiopia, a slow but astonishing transformation has been unfolding since 2005. A ...

The distribution of tephra is controlled ... Kīlauea and Mauna Loa updates, volcano photos, maps, recent earthquake information and more. Email questions to askHVO@usgs.gov.

The league of experts and scientists who have spent decades keeping watch is being decimated by the Trump administration’s staffing cuts.

It’s not just earthquakes and tsunamis; experts who sound the alarm for volcano eruptions say the cuts will be felt most when there’s a crisis. The scientists who watch the sun for invisible ...