Scientists probe Earth's interior using earthquake data. (Edward Garnero and Mingming Li/Arizona State University) It's a bit ...

Two continent-sized structures deep inside Earth may contain remnants of Theia, the ancient planet thought to have collided ...

Scientists used AI to analyze millions of earthquake records, uncovering six previously unknown deep-Earth structures near ...

Earth's inner core, composed primarily of iron with a small percentage of light elements, may enter a superionic state at ...

Some 5,000 kilometers beneath the ground sits a solid sphere of metal roughly the size of the Moon, glowing at a temperature ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? A new study analyzing decades of seismogram data shows that physical changes can ...

An international research team may have found an explanation for seismic anomalies, the noticeable deviations in the behavior of earthquake waves, in Earth's inner core. A team led by scientists from ...

Far below your feet, nearly 1,800 miles beneath oceans and continents, Earth carries two massive scars from its violent youth. They are so large they rival continents in size, yet no human will ever ...

Earth’s solid inner core appears to have changed shape in the past 20 years or so, according to seismic wave measurements – but the behaviour of these waves could also be explained by other shifts at ...

Earth cross section showing the classic distinction between crust, mantle and core. But new research shows Earth's structure is far more complicated and may change over time. Analyzing an unusual ...

Scientists have long known that Earth's core is mostly made of iron, but the density is not high enough for it to be pure iron, meaning lighter elements exist in the core, as well. In particular, it's ...