{
  "id": 3995722,
  "title": "Mercury's crust points to deeper, hotter volcanic origins than expected",
  "url": "https://urgent.news/2026/08/28/mercurys-crust-points-to-deeper-hotter-volcanic-origins-than-expected",
  "topic": "science",
  "section": "Science",
  "published": "2026-08-28T16:40:01.000Z",
  "source": {
    "name": "Phys.org",
    "slug": "phys-org",
    "url": "https://phys.org/news/2026-08-mercury-crust-deeper-hotter-volcanic.html"
  },
  "original_language": "en",
  "account": null,
  "summary": "The evolutionary histories of Earth and Mercury differ fundamentally. The smallest planet, closest to the sun, likely began cooling early on, much like a setting pudding: As early as about 1 billion years after its formation, Mercury's volcanic activity came to a halt, and a solid, continuous \"rock skin\" formed on the planet's surface. Earth's crust, on the other hand, is still in motion:…",
  "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."
}