{
  "$type": "site.standard.document",
  "bskyPostRef": {
    "cid": "bafyreidbpq2vzecuuqil7dnooepdppkbujn7g32ozyigxa5u6enq46v2p4",
    "uri": "at://did:plc:2gbt2dlwaqovtnmxkat3tyke/app.bsky.feed.post/3mgas2aot2pt2"
  },
  "coverImage": {
    "$type": "blob",
    "ref": {
      "$link": "bafkreifi2dhqfl63zstbew2gmr3sl7onzt737m5dnwd35h2hajntc2ju6q"
    },
    "mimeType": "image/jpeg",
    "size": 96441
  },
  "path": "/articles/d41586-026-00742-2",
  "publishedAt": "2026-03-04T17:17:59.136Z",
  "site": "https://www.nature.com",
  "tags": [
    "doi:10.1038/d41586-026-00742-2"
  ],
  "textContent": "Nature, Published online: 04 March 2026; doi:10.1038/d41586-026-00742-2\n\nInjectable fluid safely fills area in which blood clots can form, in animal trials — plus, strong evidence that an elusive form of diamond has been made in the lab.",
  "title": "Heart surgery with quick-setting magnetic fluid could prevent strokes",
  "updatedAt": "2026-03-04T00:00:00.000Z"
}