Earth's composition is more complicated than we think and is changing continuously every day. The inner part of the planet can be divided into three different layers: crust, mantle, and core.

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During his career, Van Orman has tried to understand how Earth's core formed. Then about two years ago, Van Orman and three Case Western Reserve colleagues gradually realized there was a major ...

This appears to be the case, to a rather stunning extent, in the instance of the reporting this week around new findings that researchers say shows the rotation of Earth’s inner core is slowing ...

The Earth’s interior is far more complex than what we are taught in school. Instead of just three layers- crust, mantle, and ...

According to NASA, the Laschamp event, occurred about 41,000 years ago, which caused a short reversal of Earth's magnetic ...

The Earth’s core is leaking. At least, that seems to be the consensus of researchers behind a new study published Wednesday in the journal Nature. The researchers say that ancient lava flows ...

The best of the week’s long reads in science and technology, including what it would feel like to fall to the centre of the Earth and how you can function on a few hours’ sleep. Cancer | I ...

According to new research, scientists have finally learned what the Moon's core is made of, and it's not green cheese.

In the Earth (see image below right), the liquid metal that makes up the outer core passes through a magnetic field, which causes an electric current to flow within the liquid metal. The electric ...

How old is Earth? Our planet's age is known from a variety of sources, from rocks on our own planet to ones from the moon.

Opinions expressed by Forbes Contributors are their own. Jamie Carter is an award-winning reporter who covers the night sky. A single rotation of our planet takes 24 hours and constitutes a day.