Geologists visited the Kilauea volcano crater in Hawaii to collect lava samples. Officials from the United States Geological ...

Local authorities have heightened their alert as moderate to heavy rains coupled with ash deposited along the slopes of the ...

Hundreds of earthquakes have been detected beneath Mount Spurr in the past week, increasing the odds of an eruption at the ...

An eruption of Mount Churchill today similar to previous major plumes would bring much of the Northern Hemisphere to a ...

A little-known volcano on a remote Pacific island may have been the source of one of the 19th century’s most powerful ...

When temperatures drop, 'ice volcanoes' rise. That's what's happening right now across upstate New York, and one of the most well-known formations that appears during cold winters is in Letchworth ...

Greek prime minister announces £2.5m emergency evacuation fund as experts warn another major eruption could be on its way ...

The Greek island has a long history of earthquakes, but what is causing the recent series of quakes has scientists perplexed.

See 12 of the week’s most interesting images from around the world, as selected by Washington Post photo editors.

Residents on the popular island of Santorini have experienced hundreds of earthquakes this week while researchers have ...

Since last week, thousands of residents have left the island by plane and ferry, as hundreds of earthquakes continue to shake ...

Earthquakes are not uncommon on Santorini and in 1956 was actually struck by one of the most serious quakes to affect Greece ...