{"type": "article", "title": "Scientists Discover 73 Volcanic Calderas Hidden Across The Ocean Floor", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/scientists-discover-73-volcanic-calderas-hidden-across-the-ocean-floor", "original_source": "https://www.sciencealert.com/scientists-discover-73-volcanic-calderas-hidden-across-the-ocean-floor", "published": "2026-07-06T15:00:00+00:00", "accessed": "2026-07-07", "id": "scientists-discover-73-volcanic-calderas-hidden-across-the-ocean-floor"}