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Silicon and carbon could explain Earth’s onion-like inner core

Deep beneath our feet, far beyond the reach of drills or submersibles, Earth hides a solid metal heart that behaves in ways geophysicists have struggled to explain. New experiments now suggest that a ...
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Scientists may have finally solved the puzzle of Earth’s inner core layers

A groundbreaking study published in Nature Communications offers new insights into Earth’s inner core, potentially solving long-standing mysteries about seismic anomalies. An international team led by ...

Silicon and carbon in iron may explain the onion-like layering of Earth’s inner core

Earth’s inner core has long puzzled scientists because seismic waves move through it unevenly. Compressional waves from ...