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

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

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 ...

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.

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 ...

“There are still mysteries about the Earth’s outer core that are yet to be solved, which requires multidisciplinary ... I mean, everyone loves a mystery. But I think scientists love them ...

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 ...

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 ...

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 ...

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 ...

As well as answering the mystery of how our planet got here, the theory would explain the Earth’s perculiar chemical ... separation between their metallic core and rocky mantle; moreover ...