Four types of plate tectonic activity are demonstrated in this feature. Keep an eye on the map to see where in the world the activity takes place. Also known as spreading boundary, a divergent ...

Experts say portions of the continent are pulling apart, creating the possibility that the Horn of Africa will become an ...

According to plate tectonics theory, Earth's outer shell is divided into multiple plates that slowly glide over the mantle. This slowly changes Earth's surface over time by merging, or separating ...

Earthquakes happen every day all over the world, along both tectonic plate edges and interiors. Earthquakes occur along faults, which are fractures between blocks of rock that allow the blocks to move ...

Plate tectonics also exposes rocks that react ... Earth's history is a leap forward in the scientific grand challenge to map ...

Indonesia's position on the Pacific Ring of Fire, where tectonic plates ... world, subjected to frequent seismic activity. According to the United States Geological Survey (USGS) interactive map ...