Two buried ‘supercontinents’ hiding inside Earth could be much older than previously thought
Research on hidden structures deep within Earth’s mantle challenges theories about our planet’s middle layer and could ...
Mysterious 'Supercontinents' Inside Earth Challenge Mantle Theory
These ancient buried "super-continents"—known to scientists as large low-seismic-velocity provinces (LLSVPs)—were found lurking below Africa and the Pacific Ocean, entombed some 1,200 miles below the ...
ScienceAlert17d
Colossal 'Anomalies' in Earth's Mantle Aren't What We Thought
To find out, the team used whole-Earth oscillation data from 104 past earthquakes to create a detailed 3D model of the upper ...