Deep beneath our feet, around 2,700 kilometers below Earth’s surface, lies a region that has puzzled scientists for over five ...

Beneath Earth s surface, nearly 3,000 kilometers down, lies a mysterious layer where seismic waves speed up inexplicably. For ...

There have been proposed hypotheses as to how the Moon could have developed a core dynamo. For instance, a 2022 analysis ...

One mystery we haven't solved yet is how the core has "frozen" solid from a molten liquid state in its past. "The Earth’s inner core was once liquid, but has turned solid over time. As the Earth ...

This layer, known as the D" layer, is about 1,900 miles underneath the Earth's surface, resting between the liquid outer core and the solid ... layer's origins may have been solved.

Peering down through the layers that make up Earth – the crust, the upper mantle, the lower mantle, and the core – is no easy task. After all, it's not as if there's a cross-section of the planet ...

Earth’s depths are a hellish place. More than 5,000 kilometers belowground, the iron-rich core scorches at temperatures comparable to the sun’s surface and crushes at pressures akin to the ...

A messy paradox that has plagued geoscientists who study Earth's core and the magnetic field it produces may now be solved. The puzzle is only a few years old. It was raised in a 2012 paper in ...

For a while, the composition of Earth's unreachable core was a solved mystery … at least in the 1940s. With meteorites as proxy, scientists gauged the planet's original balance of essential ...

Once upon a time, the composition of Earth’s inner core was a solved mystery.Once upon a time, in the 1930s and 1940s, the composition of Earth’s inner core was a solved mystery: Seismologists ...

Mystery Of Earth's Innermost Core Solved Date: June 21, 2007 Source: Royal Institute of Technology Summary: New studies show that iron, the principal constituent of the innermost parts of the ...