Africa's ground is shifting. Tectonic forces are tearing the continent apart along the East African Rift. Satellites and GPS ...

Our planet has an outer layer made up of several plates, which move relative to one another. While we may take this knowledge for granted, this theory of plate tectonics was only formulated in the ...

Australia is on a collision course with Asia, moving north at an unusually fast pace. Scientists predict that in millions of years, the two continents will merge, triggering massive geological and ...