Mysterious and Unidentified Formations Discovered Beneath the Pacific Ocean
The formations might be new or old, but scientists remain uncertain.
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Geoscientists have leveraged earthquake data to investigate the makeup of the lower section of the Earth's mantle beneath the Pacific Ocean, leading to some intriguing findings. They've identified regions where seismic waves exhibit unusual movement patterns, indicating the presence of structures that are either colder or possess a distinct composition compared to the adjacent molten rocks. The researchers characterize these structures as a significant enigma.
It is unclear what these structures are. If they were anywhere else, they could be portions of tectonic plates that have sunk in a subduction zone. But the Pacific is one large plate, so there should be no subduction material under it. The researchers are also uncertain about what kind of material these deep structures are made of or what this means for the internal structure of the planet.
"That's our dilemma. With the new high-resolution model, we can see such anomalies everywhere in the Earth's mantle. But we don't know exactly what they are or what material is creatin