From the deepest ocean trench to the tallest mountain, plate tectonics explains the features and movement of Earth's surface in the present and the past. The theory of plate tectonics was developed ...

The Continental Drift Theory explains how Earth's continents slowly moved over time. This idea was first shared by Alfred Wegener in 1912. He believed that all continents were once joined together in ...

Continental drift was a revolutionary theory explaining that continents shift position on Earth's surface. The theory was proposed by geophysicist and meteorologist Alfred Wegener in 1912, but was ...