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  "path": "/environment/oldest-humpback-whale-recording/",
  "publishedAt": "2026-02-12T17:09:00.000Z",
  "site": "https://www.popsci.com",
  "tags": [
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    "Whales",
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    "The oldest-known humpback whale recording was hiding in an archive",
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  "textContent": "The audio, etched onto a plastic disc in 1949, predates the era when researchers could even recognize whale calls.\n\nThe post The oldest-known humpback whale recording was hiding in an archive appeared first on Popular Science.",
  "title": "The oldest-known humpback whale recording was hiding in an archive"
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