Most geologic activity stems from the interplay where the plates meet or divide. The movement of the plates creates three types of tectonic boundaries: convergent, where plates move into one ...

Plate tectonics, the gradual drift of continents across the Earth's surface that causes earthquake, began around 2.5 billion years ago, a new study suggests. Exactly when the Earth's ...

Two studies show that the movement rate of plates carrying the ... point where it had cooled sufficiently to allow modern day plate tectonics to start working, in particular allowing subduction ...

Kids in parts of British Columbia might have felt the ground shaking this week. That’s because a mild earthquake took place early in the morning on Sept. 26. Just after 4 a.m. PT, the 3.8 ...