A new study out this week said that the Earth's inner core is less solid than previously thought. Scientists still have questions, though.

Discover interesting facts about how big earthquakes can get, why earthquakes happen, and why they're so hard to predict.

Because the Moon is over a quarter the diameter of Earth, the Earth-Moon system is often cited as the pairing in our Solar ...

These rocks result from accumulating mineral and organic particles on the earth's surface. The particles are then compacted during the cementation process. Below are facts about sedimentary ...

How did woolly mammoths survive the last ice age? And how thick was the ice over New York City? Test your knowledge by taking our quiz.

They extend nearly 1000 kilometres up from the outer core into the lower mantle, a slowly-moving layer between Earth’s crust and core. Because seismic waves pass more slowly through these ...

Discover interesting facts about where sharks live ... Sharks traveled the seas long before the dinosaurs roamed Earth, and they play vital roles in the ecosystem. These marine creatures face ...

Geophysicists have found sunken worlds in the Earth’s mantle — the planet’s bulky middle layer — that, according to both earlier imaging and understanding of plate tectonics, simply shouldn’t be there ...

"It's about figuring out how we can keep humanity and soul in the future worlds we're building, where nature and technology can collaborate." By Tyler Jenke Icelandic musician Björk has offered a ...

This region provides evidence of a process of differentiation that occurs throughout Earth's crust, they argue.

President-elect Donald Trump will be sworn in on Monday, marking the second term of the Republican politician after he defeated Democrat Vice President Kamala Harris last November. In contrast to 2021 ...

Credit: Vadim Sadovski/Shutterstock Potential patches of Earth's ancient crust, sometimes called "sunken worlds," may have just been discovered deep within the mantle, thanks to a new way of ...