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  "path": "/science/news-science/human-brain-shrinking/",
  "publishedAt": "2026-05-18T17:28:58.000Z",
  "site": "https://www.zmescience.com",
  "tags": [
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  "textContent": "Our brains got smaller, but that doesn't mean we got dumber.",
  "title": "Human Brains May Have Started Shrinking Thousands of Years Ago. Scientists Still Can’t Agree Why"
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