Geologists from the University of Maryland have discovered a mysterious subduction zone deep beneath the Pacific Ocean, which reshapes our understanding of Earth's interior. The team discovered ...

Mapping in the Chukchi and Beaufort seas off Alaska has uncovered a 1,640-foot-tall structure on the seafloor, but scientists say it's too early to determine the nature of the discovery. When you ...

Modern continental rocks carry chemical signatures from the very start of our planet's history, challenging current theories about plate tectonics. Researchers have made a new discovery that changes ...

Here’s what you’ll learn when you read this story: To understand the mantle—the largest layer of Earth’s rocky body—scientists drill deep cores out of the Earth. Scientists drilled the deepest core ...

A comet named “Devil” has revealed an important clue about the origin of water on Earth. Researchers recently discovered that water on Comet 12P/Pons-Brooks, a rare galactic phenomenon known for its ...

"It is larger than the size of most anything to which it might be compared." The universe's largest structure, the Hercules-Corona Borealis Great Wall, was already a challenge to explain with models ...