Given that all of the Hawaiian Islands were created by volcanic activity, it is somewhat surprising that only one of the islands possesses any active volcanoes. Why did the volcanoes that built the ...

New information about conditions that can cause Earth's tectonic plates to sink into the earth has been released in a new report. In a paper published in Proceedings of the National Academy of ...

The Pacific and Australian plates collide and interact in complex ways around New Zealand. Electrical resistivity data reveal that subduction-zone fluids exert an important influence on deformation in ...

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The Earth is made of different layers: the core, mantle and crust. Plate tectonic theory shows that the crust of the Earth is split into plates (pieces of the Earth’s crust). The movement of these ...

A mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by plate tectonics. This uplifting of the ocean floor occurs when convection currents rise in the mantle beneath the ...