The outer core extends for around 1,400 miles and ... An artist's illustration shows a cross section of the Earth. The rotation of the Earth’s inner core may be reversing, scientists have ...

A new study finds evidence that the inner core’s outer boundary has noticeably changed shape over the past few decades. “The most likely thing is the outer core is kind of tugging on the inner ...

Save guides, add subjects and pick up where you left off with your BBC account. The Earth is made of different layers: the core, mantle and crust. Plate tectonic theory shows that the crust of the ...

We realised we could learn something new by looking at the later, fainter part of these waves, known as the coda – the section that ... region – in the outer core around the Equator, where ...

Each reverberation takes around twenty minutes to cross from ... the innermost inner core — which they estimate to be around 650 kilometres thick — than through the outer part.

Researchers discovered a donut-shaped region at the ceiling of the outer core This lighter region helps stir the liquid metal which generates the magnetic field Scientists have uncovered a vast ...

Scientists calculated the diameter of Earth's innermost core using earthquake waves that bounced through the planet 'like ping-pong balls.' When you purchase through links on our site, we may earn ...

In geography, taking a slice through a structure to see inside is called a cross ... the outer crust of the planet. Eight major plates are named on the diagram below. Heat from the core makes ...