A massive eruption of magma around 135 million years ago may have been the driving force behind the tectonic rift that split ...

The split between South America and Africa 135 million years ago was a fiery affair, new research finds. The continental breakup spewed over 3.8 million cubic miles (16 million cubic kilometers) of ...

After suspecting the presence of a series of underwater volcanoes near the Cook Islands, researchers have now mapped out the ...

Scientists uncover surprising evidence that the Kerguelen hotspot, responsible for the 5,000-kilometer-long Ninetyeast Ridge, ...

This is a 3D view of the top 1,000 kilometers of the earth's mantle beneath the central Pacific showing the relationship between seismically-slow "plumes" and channels imaged in the study.

The Earth’s mantle, stretching up to 1,800 miles thick and making up a whopping 84% of the planet’s volume, used to be ...

The source for the isotopically-enriched Hawaiian magmas contains peridotites that experienced near-surface melting prior ...

Conducted by researchers from Ocean University of China and Tohoku University, Japan, the work combines innovative seismic methodologies to map mantle flow patterns, slab-plume interactions ...