Normally, younger rocks are deposited above older ones, forming predictable geologic layers. In the North Sea, this process ...

Earth’s atmosphere has five major and several secondary layers. From lowest to highest, the major layers are the troposphere, stratosphere, mesosphere, thermosphere and exosphere. "The Snow ...

There's a lot more to Earth than meets the eye. Far from being just a roundish rock barreling through space, our planet is composed of several layers held together by intense forces of gravity ...

Chinese scientists believe Earth's core has reversed rotation Scientists have long wondered what lies at the very center of the Earth, and the latest research is putting weight behind a theory ...

Below the crust lies the mantle and many other layers separating the surface from the Earth’s center 4,000 miles down. Whether our planet also includes water in those layers has long been debated.