A team of researchers say they’ve used cutting-edge imaging techniques to discover huge, “unexpected” structures near the Earth’s core — a startling reminder of how little we know about the interior ...

Deep beneath the surface of our planet lies the Earth’s core, a solid ball of iron under crushing pressure. Now, however, scientists conducting laboratory experiments have found evidence suggesting it ...

Geophysicists have detected large structures hiding near the boundary between Earth's mantle and core. These structures, which are areas of surprisingly dense rock, were mapped using data gathered ...