Observations at the famous Mauna Loa Observatory in Hawaii that track the growth of carbon dioxide in the atmosphere could be ...

A red-hot lava flow two miles long has been attracting crowds to the slopes of Mount Etna on the island of Sicily, Italy.

Boris Behncke, a volcanologist with Etna Observatory, who lives on the mountain flank told CNN Tuesday that ... several times a year due to the active volcano. As well as being the most active ...

Several past eruptions were characterized by similar lava fountaining episodes, including at the start of the Puʻuʻōʻō ...

Tourists have been putting themselves in extreme danger after taking measures to view the scenes from a volcanic eruption up close.