Earthquakes happen due to sudden movement of tectonic plates and stress release along fault lines beneath the Earth’s crust.

From space, the Iberian Peninsula – primarily occupied by Spain and Portugal – looks like an immovable solid block of land anchoring southwestern Europe. But beneath that apparent stability, the ...

Scientists have discovered an unusually thick mantle transition zone beneath the Lesser Antilles. This discovery sheds new light on how oceanic plates sink into the Earth's mantle. Variations in rock ...