Satellites detected a mysterious gravitational change beneath Earth's surface, suggesting rapid movement of interior masses.

The vast majority of our planet’s oceans remain unexplored, hiding secrets that challenge everything we thought we knew about ...

Deep inside Earth, far below the crust and mantle we learn about in school, scientists are mapping strange, continent-sized structures that appear to shape everything from volcanic hotspots to the ...

Far below the waves of the Pacific, scientists are mapping clusters of dense, towering formations that do not fit neatly into existing models of how Earth’s interior behaves. These strange structures, ...