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Scientists Decode Earth's Hidden Acoustic Soundtrack
Key Takeaways
- Researchers shifted Earth's infrasonic vibrations into audible range, revealing a hidden planetary soundtrack
- Planet's hum oscillates at 2.9-4.5 millihertz — 10,000 times below human hearing
- Audio reveals seasonal patterns, storm signatures, and even COVID-19 lockdown effects
- Project bridges geophysics and public engagement, with museums creating immersive listening exhibits
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DT Editorial Team··4 min read·via technologyreview.com