Semeru has been showing heightened volcanic activity since November of last year. The 3,676-meter-high volcano erupted 475 ...

Méabh Mc Mahon with Peter Hefele, Ian Lesser and Raquel García Hermida-van der Walle ...

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

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 ...

President Donald Trump's executive order to cancel Hamas sympathizers' student visas prompted Purdue University's student ...

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 ...

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.

Volcano Vista's Rian Gonzales pumped in 17 shots from beyond the arc on Thursday night, breaking the single-game state record ...

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