Science
Vast Fragments of an Alien World Could Be Buried Deep Within Earth Itself – ScienceAlert
They are among the largest and strangest of all structures on Earth: huge, mysterious blobs of dense rock lurking deep within the lowermost parts of our planet’s…

They are among the largest and strangest of all structures on Earth: huge, mysterious blobs of dense rock lurking deep within the lowermost parts of our planet’s mantle.
There are two of these gigantic masses called the large low-shear-velocity provinces (LLSVPs) with one buried under Africa, the other below the Pacific Ocean.
These anomalies are so massive, they in turn breed their own disturbances, such as the large phenomenon currently evolving within and weakening Earth’s magnetic field, known…
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