Remember back in fourth grade when your mind was blown that the continents and oceans are all actually moving, very slowly, and that they used to be in different forms? The theory of plate tectonics ...

Earth’s crust looks solid from the surface, but it is broken into a shifting mosaic of slabs that slowly rearrange oceans and ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Plate tectonics is the means through which mountains are formed. The Baird Mountains in Alaska’s ...