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 ...

Ancient plate tectonics in the Archean period differs from modern plate tectonics in the Phanerozoic period because of the higher mantle temperatures inside the early Earth, the thicker basaltic crust ...

Earth’s crust looks solid from the surface, but it is broken into a shifting mosaic of slabs that slowly rearrange oceans and continents. Understanding how those tectonic plates first formed is one of ...

Recent seismic imaging off Vancouver Island has revealed something extraordinary: a tear in the subducting oceanic plate ...

For decades, scientists have accepted a particular theory regarding the evolution Earth’s plate tectonics, but a recent study published in Nature Geoscience could defy this as a team of researchers ...

The seemingly stable regions of the Earth's continental plates -- the so-called stable cratons -- have suffered repetitive deformation below their crust since their formation in the remote past, ...

This study is led by Prof. Yong-Fei Zheng at University of Science and Technology of China. It focuses on the development of tectonic processes along convergent plate margins through inspection of ...

W. Jason Morgan, who in 1967 developed the theory of plate tectonics -- a framework that revolutionized the study of earthquakes, volcanoes and the slow, steady shift of the continents across the ...

W. Jason Morgan, a Princeton University geologist who laid out an influential new vision of our evolving planet, attributing the most powerful upheavals — earthquakes, volcanoes and the formation of ...