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✓ Google TrendsScience & Systems
Earth's hum traced to Southern Ocean swells
Scientists now believe ocean swells from the Southern Ocean create Earth's low-frequency hum, first recorded in the 1960s.
Why it mattersUnderstanding where Earth's hum comes from helps scientists learn how the planet works.
AustraliaAn Australian scientist led the discovery, using global seismic data to crack a puzzle that had stumped researchers for six decades.
✓ Claims checked against the source and corrected before publish. checked 1 h ago
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