thermal characteristics (temperature changes), chemical composition, movement, and density. Each of the layers are bounded by "pauses" where the greatest changes in thermal characteristics, chemical ...

Earth's shallow ocean contained oxygen earlier than expected, rewriting the history of the origin of life during the "Boring ...

The Earth with the upper mantle revealed. Researchers at The University of Texas at Austin have discovered a previously unknown layer of partly molten rock in a key region just below the tectonic ...

Two new seismic studies suggest Earth's core is more complex than previously thought, revealing both a possible 'innermost inner core' and widespread ultralow velocity zones along the core-mantle ...

Seismic data from Antarctica has revealed a vast, thin layer draped along the boundary between Earth's core and mantle, ...