Tag Archive for 'Large low-velocity province'

The illustration shows a cutaway revealing the interior of early Earth with a hot, melted layer above the boundary between the core and mantle. Image credit: Yoshinori Miyazaki / Rutgers University.

Geoscientists Find Explanation for Mysterious Structures within Earth’s Mantle

Nov 24, 2025 by News Staff

For decades, scientists have been baffled by two enormous structures buried deep inside Earth. These anomalies may retain geochemical signatures distinct...

Yuan et al. suggest that LLVPs are remnants of the ancient protoplanet Theia that violently collided with Earth billions of years ago in the same giant impact that created our Moon. Image credit: Hernán Cañellas.

Two Fragments of Protoplanet Theia Lie Deep within Earth, Geoscientists Say

Nov 1, 2023 by Enrico de Lazaro

A giant collision between the ancient protoplanet Theia and the proto-Earth about 4.5 billion years ago may have formed Earth’s Moon as well as two continent-sized...