Mauna Loa, the world's largest active volcano, is the mighty giant of Hawaii that's still bubbling away, waiting to be explored.

Volcano scientists from around the world will gather from Feb. 9-14 in Hilo for the American Geophysical Union Chapman Conference on Caldera-forming Eruptions at Basaltic Volcanoes: Insights and ...

Greek authorities are on alert, monitoring increased seismic activity on the island of Santorini, Prime Minister Kyriakos ...