The outer core begins approximately 2,889 kilometers (1,795 miles) beneath Earth's crust. Between here and there is a lot of the planet's interior and rocky mantle that absorbs and dissipates the ...

Scientists have uncovered new information about the Earth's core: it may not be completely solid. Instead, its center may be more malleable than expected and has changed shape in recent years.

6 Save-the-Earth Tips to Share With Kids Here's good news for the Earth: Kids want to protect it. The trick is showing them how to do it in ways that will truly make a difference. Empower children ...

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While those characters may have discovered a beautiful and mysterious world deep down, a new study published in Nature Communications suggests that the Earth’s true core is probably just a 400 ...

Physicists suggest a new explanation for the interesting properties of the Earth's inner core. Credit: NASA / Getty Images According to a new "holy grail" scientific discovery, the blazing-hot ...

These results suggest that similar reactions between helium and iron may have occurred within Earth’s core shortly after its formation, trapping much of the primordial helium-3 in the material that ...

This breakthrough opens new perspectives on the composition of Earth's core and its geological history. Image: Argonne National Laboratory / Flickr / CC 2.0 Helium, known for its chemical inertness, ...