Investigating the causes and consequences of volcanoes and featuring case studies ... s crust are mostly found at the boundaries of tectonic plates… At constructive boundaries - usually deep ...

The Earth's plates jostle about in fits and starts ... These types of collisions can also lead to underwater volcanoes that eventually build up into island arcs like Japan. At divergent boundaries ...

Plate tectonics is the theory that Earth's outer layer is made up of plates, which have moved throughout Earth's history. The theory explains the how and why behind mountains, volcanoes, and ...

are where tectonic plates pull apart due to convection currents in the mantle. Most constructive plate boundaries are found on ocean floors. Some of these undersea volcanoes become so large that ...

Plate tectonics is relatively new ... results on Earth's surface, from erupting volcanoes, to earthquakes, to new mountain ranges. Here's a look at Live Science's news and features related ...

This volcanic arc delineates the boundary between the Pacific and North American tectonic plates. A subduction zone, composed of the deep Aleutian Trench coupled with a landward line of volcanoes ...

Earth's crust today has a surprisingly similar composition to the planet's first outer shell, or "protocrust," new research ...

New research suggests melting ice sheets are warming global temperatures which may speed up continental drift, creating ...

The Ring of Fire is home to 75% of the world's volcanoes and 90% of its earthquakes ... the Ring of Fire traces the meeting points of many tectonic plates, including the Eurasian, North American ...

Iceland is a country of fire and ice, home to several volcanoes and straddling two tectonic plates. The Eyjafjallajokull volcano began erupting in March ... Ash clouds pose great danger to aircraft ...