Research on hidden structures deep within Earth’s mantle challenges theories about our planet’s middle layer and could ...

The Earth has a layered structure, including the core, mantle and crust. The crust and upper mantle are cracked into large pieces called tectonic plates. These plates move slowly, but can cause ...

MOUNT Everest has long been considered the tallest mountain on Earth, but new research reveals it might not even come close. Scientists have now uncovered two colossal mountains that are a ...

The study of seismic waves provides evidence for the internal structure of the Earth, which cannot be observed directly. P waves are detected on the opposite side of the Earth. Refractions between ...