A record-breaking deep earthquake registered in May 2025 offshore of Japan likely was not a tectonic event, but triggered by a mineralogical shift in Earth’s mantle.

The magnitude 7.9 Bonin Islands earthquake sequence in May 2015, which ruptured deep within the earth near the base of the ...

A re-examination of the 2015 Bonin Islands earthquake disproved earlier claims of a record-breaking deep aftershock in the ...

The processes that form continental crust from the denser basaltic rocks of the upper mantle may make the lower lithosphere ...

Their existence contradicts the common assertion the Earth’s mantle is well-mixed, suggesting our models are wrong.

Scientists have solved the mystery of how earthquakes can occur 420 miles deep inside Earth, where extreme pressure and heat ...

Scientists have discovered hidden treasures in the Earth's mantle. Hidden deep within Earth's mantle are two colossal ...

Over 25 years ago, researchers discovered that some of these deep Earth reverberations pointed to the existence of two ...

Deep within Earth’s mantle lie two enormous regions, often referred to as "islands," which are the size of continents.

Deeply hidden in Earth's mantle there are two huge 'islands' with the size of a continent. New research shows that these regions are not only hotter than the surrounding graveyard of cold sunken ...

Using nearly four decades of seismic data from stations encompassing the northern, central, and southern Sierra Nevada along California's eastern border, geologists have uncovered signs of a critical ...