Plate tectonics give Earth its mountains, earthquakes, continental drift and maybe even helped give rise to life itself. But ...

Two geoscientists now think they know why. It has to do with the Earth ... Stern says that plate tectonics “jump-starts the evolutionary machine.” As the plates move, they create oceans ...

Also known as spreading boundary, a divergent boundary occurs where two plates move apart, allowing magma, or molten rock, to rise from the Earth's interior to fill in the gap. The two plates move ...

Arizona has more than 100 specialty license plate options for drivers when picking out their next plates. But why are there so many choices? The short answer is there are a lot of causes Arizona ...

The convection currents move the plates. Where convection currents diverge near the Earth's crust, plates move apart. Where convection currents converge, plates move towards each other ...