Earth’s core mystery solved: How solid rock flows 3,000 kilometers beneath us

ScienceDaily
Jun 8, 2025, 10:21 pm620 ptsHot
Beneath Earth s surface, nearly 3,000 kilometers down, lies a mysterious layer where seismic waves speed up inexplicably. For decades, scientists puzzled over this D" layer. Now, groundbreaking experiments by ETH Zurich have finally revealed that solid rock flows at extreme depths, acting like liquid in motion.…

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