{
  "id": 14391148,
  "title": "Thoughts and cortical responses are shaped by the type of change at event boundaries",
  "url": "https://urgent.news/2026/10/13/thoughts-and-cortical-responses-are-shaped-by-the-type-of-change-at",
  "topic": "science",
  "section": "Science",
  "published": "2026-10-13T00:00:00.000Z",
  "source": {
    "name": "bioRxiv",
    "slug": "biorxiv",
    "url": "https://www.biorxiv.org/content/10.64898/2026.10.12.758535v1?rss=1"
  },
  "original_language": "en",
  "account": "The way our minds perceive and process events is influenced by the type of change occurring at their boundaries. Researchers examined how perceived event boundaries relate to visual, auditory, and semantic features, ongoing thoughts, and brain activity during movie-watching. They combined data from three independent samples who all watched the same eight movie clips, aligning their measures to a shared timeline. One group marked event boundaries, another reported their ongoing thoughts, while the third underwent fMRI scanning. Whole-brain spatial correlations revealed that event boundaries correlated positively with visual changes and negatively with auditory changes, but there was no link to any specific thought patterns. Further time-resolved analyses showed that boundaries were associated with a reduction in distracting thoughts and brain states geared toward visual processing. By clustering boundaries based on the type of movie feature change, four distinct boundary types were identified. Each type led to a shift towards visual processing in the brain, but their other associations differed. Visual boundaries were linked to reduced distraction, semantic boundaries to thoughts rooted in past experiences and knowledge, and narrative boundaries to more detailed and deliberate thoughts. Additionally, visual and semantic boundaries exhibited distinct shifts in brain state that were not observed in the other boundary types. These findings suggest that event boundaries signify a set of shifts in ongoing experience, with a shared reorientation towards visual processing and varying changes in thought and brain activity depending on the type of transition.",
  "summary": "Continuous experience is divided into discrete and meaningful events, but different kinds of event transitions may shape thought and brain activity in different ways. We examined how perceived event boundaries relate to visual, auditory, and semantic features, ongoing thought, and large-scale cortical states during movie-watching. We combined three independent samples who viewed the same eight…",
  "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."
}