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  "path": "/article/2519595-particle-discovered-at-cern-solves-a-20-year-old-mystery/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home",
  "publishedAt": "2026-03-17T09:00:32.000Z",
  "site": "https://www.newscientist.com",
  "textContent": "Physicists working on the LHCb experiment have spotted an elusive and fleeting particle, a heavier and more charming cousin to the proton, that has been sought for decades",
  "title": "Particle discovered at CERN solves a 20-year-old mystery"
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