New research suggests that Earth’s solid inner core might not be as rigid as once believed. Instead, it could exist in an ...

Deep inside Earth is a solid metal ball that rotates independently of our spinning planet, like a top whirling around inside a bigger top, shrouded in mystery. This inner core has intrigued ...

Earth’s inner core has both changed its relative rotation rate and deformed in the past few decades, according to an analysis of seismic waves recorded when the inner core occupied the same relative ...

Scientists have discovered that Earth’s core is leaking into the mantle, and it’s raising some big questions. 🌍 The core, made mostly of iron and nickel, is supposed to stay locked away deep inside ...

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