COURTESY USGS A swarm of small earthquakes struck Kama’ehuakanaloa volcano, formerly called Lo’ihi Seamount, off Hawaii island’s southeast coast today. COURTESY USGS A swarm of small earthquakes ...

Jul. 29—A small fire was ignited Wednesday after the Hope Ranch "volcano" erupted along the hillside of a beach near Santa Barbara. The fire was reported shortly after 11 a.m. at Hope Ranch, an ...

Scientists have just identified a group of small volcanoes that experts warn could be among the most dangerous on Earth.

SAN JUAN, Puerto RicoSAN JUAN, Puerto Rico — Experts are analyzing a new set of small mud volcanoes discovered in recent days in the eastern Caribbean island of Trinidad that have prompted authorities ...