<ul data-eligibleForWebStory="true"><li>Global seismic mystery unfolded in September 2023, with Earth pulsing every 90 seconds.</li><li>University of Oxford research identifies two Greenland landslides causing rhythmic shaking.</li><li>Advanced SWOT satellite maps show seiche wave activity triggering seismic signals globally.</li><li>Study reveals climate change's impact on Earth's unpredictability and the importance of satellite technology.</li></ul>

What caused the Earth to shake every 90 seconds for 9 straight days in 2023? Mystery solved

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