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Scientists Unveil Secrets of Earth's Mysterious D Layer

6/17/2025

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Summary

Story summary

Scientists have unveiled the secrets of the D" layer, located 2,700 kilometers beneath Earth's surface. Groundbreaking research from Switzerland and Japan shows that aligned post-perovskite crystals affect seismic wave speeds. This convection-driven movement deepens our understanding of Earth's internal workings, shedding light on volcanic activity and the magnetic field. Discoveries were shared in Communications Earth & Environment.

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Story summary

Scientists have unveiled the secrets of the D" layer, located 2,700 kilometers beneath Earth's surface. Groundbreaking research from Switzerland and Japan shows that aligned post-perovskite crystals affect seismic wave speeds. This convection-driven movement deepens our understanding of Earth's internal workings, shedding light on volcanic activity and the magnetic field. Discoveries were shared in Communications Earth & Environment.