American Samoa is a United States territory which comprises the easternmost islands of a volcanic island chain formed by the Samoan hotspot in the South Pacific Ocean. Its small islands are the tops ...

Seismologist says recent cluster of three earthquakes appears normal for Montana, with no indication of larger events coming ...

When tens of thousands of earthquakes shook Santorini, the cause wasn’t just shifting tectonic plates—it was rising magma. Scientists tracked about 300 million cubic meters of molten rock pushing up ...

Fifty years ago this month, the largest Hawaii earthquake of the 20th and 21st centuries occurred. Earthquake shaking, as well as ground subsidence and local tsunami, contributed to a catastrophic ...

India's only active volcano located on the uninhabited Barren Island in Andaman Sea erupted on Sept 20, presenting a visual extravaganza rare for south Asia. The episode was in fact the result of an ...

One of the strongest earthquakes in over a decade shook Russia’s Far East on Wednesday, triggering tsunami warnings across the Pacific and flooding social media with terrifying videos. The magnitude 8 ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. A distinct "ring fault" can ...

In late January, something began to stir beneath the idyllic Greek islands of Santorini, Amorgos, and Anafi. These Aegean islands experienced a rapid-fire sequence of over 28,000 earthquakes, ...