Decoding Mysterious Seismic Signals
Utah geophysicists find link between seismic waves called PKP precursors and anomalies in Earth’s mantle called ultra-low velocity zones.
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Earth’s Inner Core Rotation has Slowed, Now ‘Backtracking’
Research conducted with USC used seismic waves traveling through the planet to track movement of Pluto-sized iron sphere at center of Earth.
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