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  "path": "/article/scientists-just-discovered-what-is-fueling-cows-potent-burps/",
  "publishedAt": "2026-04-30T18:31:00.000Z",
  "site": "https://www.scientificamerican.com",
  "textContent": "The “hydrogenobody,” a newly discovered structure inside microbial cells in cows’ gut, may play a key role in methane production, a new study suggests",
  "title": "Scientists just discovered what is fueling cows’ potent burps"
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