There are two main types of volcano - composite and shield. The two types of volcano form in different places and have very different characteristics. Ash released from shield volcanoes often ...
Mud volcanoes often exhibit calderas, which are large circular depressions at their summit. Detailed mapping around the Caspian Sea suggests that caldera-forming mud volcanoes are dynamically ...
Timelapse footage captured the moment Kilauea volcano in Hawaii began erupting for the seventh time in just a few weeks. The eruption created glowing patterns as lava spread over the mountainside.