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

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

Is Earth's inner core solid or liquid? While the inner core is extremely hot, experts have known that it is solid for many years. For decades, scientists have known the inner core is solid thanks to ...

Add Yahoo as a preferred source to see more of our stories on Google. (Rost-9D/iStock/Getty Images Plus) The Earth is akin to a rocky, molten-in-the-middle nesting doll – or perhaps a rotting, ...

It was a journey to the center of the Earth, if only for the briefest of moments. But rather than tunneling thousands of miles from Earth's surface, researchers from Lawrence Livermore National ...

The solid inner core at the center of the Earth, surrounded by the outer core, mantle and crust. Here’s why: While it is well known that a material must be at or below its freezing temperature to be ...

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 ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...