The study of our Moon has experienced a renaissance in recent years, particularly through ongoing and planned sample return missions, which allow us to study lunar rock samples at unprecedented detail ...

A new study of hot springs in Zambia’s Kafue Rift has found helium and carbon isotope signatures in the region. These ...

A new analysis of rocks thought to be at least 2.5 billion years old helps clarify the chemical history of Earth's mantle -- the geologic layer beneath the planet's crust. The findings hone scientists ...

Geology textbooks describe the Earth's mantle beneath its plates as a well-mixed viscous rock that moves along with those plates like a conveyor belt. But that idea, first set out some 100 years ago, ...

A massive blob of material under Africa could be contributing to that continent's upheaval. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Scientists have discovered the "fossilized fingerprint" of a chunk of seafloor that was hiding beneath the Pacific Ocean in Earth's mantle. A new study shows that this fingerprint corresponds to a ...

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 yet and recovered serpentinized peridotite that forms ...

For decades, astronomers assumed that Mars was geodynamically dead — a planet without rumbling earthquakes and erupting volcanoes. Though remnants of towering volcanoes exist on the surface of the Red ...