Recent scientific investigations have unearthed remnants of a lost planet concealed deep within Earth’s mantle, potentially ...

Understanding Earth's Crust Earth's crust ranges from 5 to 70 kilometers in thickness and serves as the planet's outermost ...

Ancient rocks reveal a potassium-40 deficit, the first physical evidence of the proto-Earth and insights into early planetary ...

All the activity on Earth’s surface — erupting volcanoes, shifting tectonic plates, restless seas and myriad forms of life — depends on the two-part engine under the hood. Directly beneath Earth’s ...

Far from boring, this period saw the reorganization of deep Earth in manners that prepared the way for life to grow complex.

Hidden deep in ancient rocks, scientists have found the surviving traces of Earth’s first form—unchanged for 4.5 billion years.

An analysis of feldspar crystals within the oldest magmatic rocks in Australia has provided a unique insight into Earth's ...

In 2007, something strange happened over the eastern Atlantic Ocean. According to satellites orbiting Earth, our planet's gravity field developed a continent-scale anomaly before subsiding to its ...

A new geological model revolutionizes a century of theories: a rigid wedge of mantle keeps the Himalayas standing.

A team of Japanese researchers hopes to drill through the Earth's crust and reach the mantle directly. This would be a major achievement; our efforts to reach the mantle to-date have not been ...