{
  "id": 6779277,
  "title": "What's carving active gullies on Mars? It's not water",
  "url": "https://urgent.news/2026/09/11/whats-carving-active-gullies-on-mars-its-not-water-6779277",
  "topic": "science",
  "section": "Science",
  "published": "2026-09-11T16:20:12.000Z",
  "source": {
    "name": "Phys.org",
    "slug": "phys-org",
    "url": "https://phys.org/news/2026-09-gullies-mars.html"
  },
  "original_language": "en",
  "account": null,
  "summary": "Scientists were shocked when they received the first images of Martian gullies. They were even more shocked as those gullies appeared to change over time. Their similarities to gullies seen on Earth were uncanny, but all of Earth's gullies are formed by water runoff, and Mars is too cold and has too sparse an atmosphere to have liquid water on its surface. Whatever has been causing those changing…",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}