Tungsten (W), a hard, heat-resistant, and corrosion-resistant metal, is indispensable to modern high-tech industries—from ...

An ancient slab of Earth's crust buried deep beneath the Midwest is sucking huge swatches of present-day's North American crust down into the mantle, researchers say. The slab's pull has created ...

Scientists have traced a 60-million-year volcanic trail from Iceland to Ireland to a deep mantle plume that shaped the North ...

Geologists Uncover Remnants of Earth’s Mantle That Have Lasted Over 2.5 Billion Years New research suggests that a discrepancy in rocks shows they endured extreme heat, and reveals more about an ...

A new study offers clues to the mysteries of kimberlite eruptions, the source of most of the diamonds mined on Earth today.

There may be chunks of an ancient planet trapped in Earth’s mantle. The prevailing theory of the moon’s formation is called the giant impact hypothesis, in which a Mars-sized object called ...

New research reveals North America's ancient bedrock is slowly sinking into the Earth's mantle due to the Farallon Plate subduction.

Continent-size islands deep inside Earth's mantle could be more than a billion years old, a new study finds. Known as large low-seismic-velocity provinces (LLSVPs), these blobs are both hotter and ...

Scientists have found potential remnants of Earth’s ancient crust deep within the mantle using new seismic mapping techniques. These anomalies, discovered in unexpected locations, suggest new ...

According to research published in the journal Nature, scientists believe molten slabs of Theia might have been embedded within Earth's mantle after the impact before solidifying.