Seismic waves reflected from Earth’s core moved parts of Japan 5 mm east

· Physicsworld · Aug. 14, 2026, 2:17 p.m.
Earth Sciences Data acquisition and analysis seismic waves Earth's core Japan Tohoku-Oki earthquake
Summary
The blog post discusses a geological phenomenon where seismic waves reflected from Earth’s core caused parts of Japan to shift 5 mm east, following the 2011 Tohoku-Oki earthquake, highlighting new seismic hazard insights.
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