A tsunami triggered by a volcanic eruption decimated some islands of the South Pacific nation of Tonga. The crushing effect on land and infrastructure can be seen from outer space. Three of Tonga’s ...

Scientists have made a significant breakthrough by using volcanic tremors to map the magma beneath Tanzania's Ol Doinyo ...

Mount Etna unleashed a spectacular eruption yesterday afternoon which sent tourists fleeing for their lives. Now, incredible satellite images reveal the moment Europe's most active volcano spewed a ...

Government scientists confirmed Mount St. Helens is not erupting despite recent concerns. Commercial pilots reported seeing what they believed to be ash near the volcano. Strong winds are lifting old ...