The trillion-ton slab of ice named A23a could slam into South Georgia Island and get stuck or be guided around it by currents.

Over 25 years ago, researchers discovered that some of these deep Earth reverberations pointed to the existence of two underground “super-continents” hundreds of miles beneath Africa and the Pacific ...

Continent-size islands deep inside Earth's mantle could be more than a billion years old, a new study finds.

One of the world's continents is breaking apart faster than researchers previously predicted. The separation would create a new ocean and continent on Earth.