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Relics of huge primordial collision reside in Earth's deep interior
Credit: IndiaTimes- Published on November 1, 2023
Seismologists have discovered two continent-sized blobs in the Earth's mantle, one under Africa and the other under the South Pacific region. These blobs, denser than their surroundings, may have formed from the remnants of a collision between Earth and a Mars-sized object called Theia. Computer simulations suggest that most of...