Many Hawaiʻi Island communities downwind from the eruptive vents in the southwest portion of Halemaʻumaʻu Crater inside the summit caldera of Kīlauea have been affected by tephra fall since the ...

America’s deadliest volcano has just rattled through more than 1,000 tiny earthquakes in a matter of days, a drumbeat of tremors that has revived old fears about catastrophic mudflows racing down its ...

An image of Alaska's Iliamna Volcano "ready to rumble" has been captured from space. The image was taken on June 10 by the OLI (Operational Land Imager) on the Landsat 8 satellite, which is operated ...

A powerful swarm of earthquakes in January suggested one of Iceland’s giant “ice volcanoes” may be awakening after a decade of slumber. In the months that followed, more earthquakes have rocked the ...