Satellite images taken more than three decades apart show the disappearance of Iceland's Okjökull, the first glacier to be ...

Deep within Africa’s Great Rift Valley, Virunga National Park is home to some of the continent’s most active volcanoes, ...

They're also called composite volcanoes. Mount Rainier in Washington is a famous stratovolcano. Shield volcanoes are big, broad volcanoes made up of oozy lava flows that erupt from multiple vents.

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 ...

Image caption, This is lava running from a shield volcano - a volcano formed where the tectonic plates move away from each other. Shield volcanoes on the other hand form at constructive tectonic ...

Guatemalan authorities evacuated around a thousand people on Monday after Central America's most active volcano erupted, ...