The Earth is made up of a total of 7 layers which are- crust, lithosphere (crust and uppermost mantle), asthenosphere (upper mantle directly below the lithosphere), lower mantle, ...

Earth’s innermost layer is a 400-mile-wide ball of iron, new study suggests By Jackie Wattles, CNN 3 minute read Updated 10:35 PM EST, Tue February 21, 2023 Link Copied! This Blue ...

In 1970, Russian geologists drilled a nine-inch wide hole into the Kola Peninsula’s Baltic Shield — a part of Earth’s crust with rock well over a billion years old — and began digging as deep as they ...

While the mantle is mostly solid, a layer about 93 miles (150 kilometers) down is melty, ... (150 kilometers) below Earth's surface, there is a worldwide layer of melted rock.

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

Chinese scientists believe Earth's core has reversed rotation 00:47. Scientists have long wondered what lies at the very center of the Earth, and the latest research is putting weight behind a ...