The Earth's plates jostle about in fits and starts that are punctuated with earthquakes and volcanic eruptions. 4 min read There are a few handfuls of major plates and dozens of smaller, or minor ...

The Hikurangi subduction zone is gradually expanding southwestward at the expense of the strike-slip and collisional boundary along the Southern Alps.

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 ...

The magnitude 7.7 earthquake was powerful, shallow and in a heavily populated region with vulnerable buildings.

A small team of geologists and seismologists at the California Institute of Technology has found evidence via computer modeling that suggest giant blobs of material near the Earth's core, believed ...

Earthquakes. A short video for 11-14 year old pupils, exploring tectonic activity and earthquakes and featuring case studies ...