{
  "$type": "site.standard.document",
  "bskyPostRef": {
    "cid": "bafyreigkwkz54q2zuxx5q2xtncdk3vhqiucti4pd2shwc7ydua6vjim4ky",
    "uri": "at://did:plc:xc32dedgv3ceunwz2nrseso4/app.bsky.feed.post/3mfvuuozzhm22"
  },
  "path": "/x/d5a95d78b778bb56?ref=rss",
  "publishedAt": "2026-02-28T08:51:55.000Z",
  "site": "https://upstract.com",
  "textContent": "Mars is now a cold, radiation-battered world. Yet a broad body of evidence shows that billions of years ago, liquid water flowed across its surface. That wetter past has long fueled the idea that life may once have taken hold before the planet lost its atmosphere. Back on Earth, some of the…",
  "title": "Found in Earth’s Driest Desert, This Crystal May Hold the Secret to Detecting Life on Mars"
}