Plate tectonics is the means through which mountains are formed. The Baird Mountains in Alaska's Kobuk Valley National Park formed when two tectonic plates along a convergent boundary collided, ...

The puzzle pieces of Earth's lithosphere are always in motion, slamming against each other and grinding past one another. Earth is action-packed. Even if there were zero life on our planet, the place ...

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 ...