--- description: There may be an 'inner inner' core at the heart of the planet title: What Scientists Think is Buried Deep Within the Earth's Core image: https://static.time.com/v3/assets/bltea6093859af6183b/blt919532508db53ba4/69877ecb2dce0171999dd810/earth-core.png?branch=production&width=1440&quality=75&auto=webp&crop=16:9 ---  * [Science](/section/science/) ## Science Update your preferences in [Account Settings](/account/preferences/) Close * [earth](/tag/earth/) ## earth Update your preferences in [Account Settings](/account/preferences/) Close # Here's What Scientists Think is Buried Deep Within the Earth's Core by [TIME Video](/author/time-video/) ## TIME Video Update your preferences in [Account Settings](/account/preferences/) Close Feb 11, 2015 8:05 PM CUT  by [TIME Video](/author/time-video/) ## TIME Video Update your preferences in [Account Settings](/account/preferences/) Close Feb 11, 2015 8:05 PM CUT Scientists may have found a new inner inner core to the Earth, within the super-compressed ball of iron at the heart of our planet that helps govern its magnetic field. Watch the video above to find out what this could mean for earth science. ```json [{"@context":"https://schema.org","@type":"NewsArticle","@id":"https://time.com/3705594/inner-core-earth-planet-iron/","mainEntityOfPage":{"@type":"WebPage","@id":"https://time.com/3705594/inner-core-earth-planet-iron/"},"headline":"Here's What Scientists Think is Buried Deep Within the Earth's Core","datePublished":"2015-02-11T20:05:23.000Z","dateModified":"2026-02-22T04:20:31.688Z","description":"There may be an 'inner inner' core at the heart of the planet","url":"https://time.com/3705594/inner-core-earth-planet-iron/","keywords":["earth","Space","Science topic","solar system","universe"],"thumbnailUrl":"https://static.time.com/v3/assets/bltea6093859af6183b/blt919532508db53ba4/69877ecb2dce0171999dd810/earth-core.png?branch=production&width=1200&quality=75&auto=webp&crop=1200:675&height=675","author":[{"@type":"Person","name":"TIME Video","jobTitle":null,"url":"https://time.com/author/time-video/"}],"articleSection":"Science","image":[{"@type":"ImageObject","url":"https://static.time.com/v3/assets/bltea6093859af6183b/blt919532508db53ba4/69877ecb2dce0171999dd810/earth-core.png?branch=production&width=1200&quality=75&auto=webp&crop=1200:675&height=675","width":1200,"height":675,"headline":"earth-core","caption":"","creditText":"","representativeOfPage":true}],"publisher":{"@type":"Organization","name":"Time","url":"https://time.com/","logo":{"@type":"ImageObject","url":"https://time.com/images/logo.png","width":528,"height":156},"foundingDate":"March 3, 1923","sameAs":["https://www.facebook.com/time","https://www.instagram.com/time/?hl=en","https://twitter.com/time","https://www.pinterest.com/timemagazine"]}},{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"item":{"@id":"/section/science/","name":"Science"}},{"@type":"ListItem","position":2,"item":{"@id":"/tag/earth/","name":"earth"}},{"@type":"ListItem","position":3,"item":{"@id":"https://time.com/3705594/inner-core-earth-planet-iron/","name":"Here's What Scientists Think is Buried Deep Within the Earth's Core"}}]}] ```