Scientists have long wondered what lies at the very center of the Earth, and the latest research is putting weight behind a theory that our planet has a distinct ball of iron within its metallic core.

Earth's crust ranges from 5 to 70 kilometers in thickness and serves as the planet's outermost layer. This thin shell represents less than one percent of Earth's total mass, yet it's the only layer we ...

There is more to the Earth than what we can see on the surface. In fact, if you were able to hold the Earth in your hand and slice it in half, you'd see that it has multiple layers. But of course, the ...

They believe this is a new layer of Earth’s interior found globally. The discovery could help determine how tectonic plates move. Scientists have found Hell on Earth. Well, more accurately: Hell in ...

Earth's inner layers have just got a bit more complicated, with scientists discovering a whole new inner core within the center of the planet. Research released on February 21 in the journal Nature ...

While this new layer is difficult to observe, its existence may point to an unknown, dramatic event in Earth's history. Investigating the structure of the inner core can help us understand more about ...

The Earth with the upper mantle exposed. Researchers at The University of Texas at Austin have discovered a previously unknown layer of partly molten rock approximately 100 miles beneath the Earth's ...

New results from NASA satellite data show that space weather—the changing conditions in space driven by the sun—can heat up Earth's hottest and highest atmospheric layer. The findings, published in ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. Throughout the history of life on Earth, there's been a little-noticed ...