Key alignment: Randomly-oriented crystal samples do not reproduce the shear wave velocity jump at the D" discontinuity, while crystals oriented along the (001) slip plane of the material's lattice do.

Gigantic hidden fortresses discovered 1,800 miles underground in Earth's mantle, rewrite how the planet's interior works.

Giant, large-scale eruptions can have more serious impacts. One such event contributed to the demise of the dinosaurs 66 million years ago. Giant volcanoes also triggered events that led to the ...

The first studies of the 28 March 2025 magnitude 7.8 Myanmar earthquake suggest that the southern portion of its rupture ...

On March 28, Myanmar was rocked by a 7.8 magnitude earthquake that claimed over 5,000 lives and caused damage even in ...

A new study published in Science Advances has revealed the first detailed images of a newly developing subduction zone off ...

Earth’s inner core has both changed its relative rotation rate and deformed in the past few decades, according to an analysis of seismic waves recorded when the inner core occupied the same ...

Geologists discovered "gigantic fortresses" under the Earth's crust, which have provided insight into the workings of the ...

Technical Terms PKIKP waves: Seismic waves that traverse the inner core, offering critical insights into its velocity structure and composition.

Could the destiny of continents and even the demise of the dinosaurs have been determined by monstrous, slow-moving BLOBS hiding thousands of kilometers under our feet? For decades, geoscientists have ...

Beneath the Afar region in Ethiopia, scientists have discovered pulsing waves of molten rock rising from deep within the Earth — a geological heartbeat that could eventually split Africa in two ...

Some even maintain that the interior of the earth is cold and that the observed elevation of temperature is due to local and very irregular generation of heat.