There are stunning black sand beaches all over the world, and almost all of them are worth a visit. In this article, we take ...

A seismic swarm that caused 160 quakes in two hours at the Laguna del Maule volcanic field in central Chile earlier this week has put authorities and citizens on alert.

Scientists have found previously undocumented ash deposits buried beneath the Lava Creek Tuff in Wyoming — and at least one ...

One of the most active volcanoes in the Philippines erupted Tuesday morning. There were no immediate reports of casualties in the latest explosion of Mount Kanlaon on central Negros Island, but it spa ...