A diamond forged deep within Earth's interior held an unexpected discovery locked inside: a mineral never before seen in nature and one that cannot normally exist on the planet's surface. The mineral, ...

Scientists estimated that the mineral formed 105 miles beneath the Earth's surface. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A single ...

The sparkle of a diamond hides an extraordinary journey from the depths of the Earth, a voyage that science is only beginning ...

The diamond itself has enormous value, but it’s a tiny grain of rock lodged inside the precious gemstone that has scientists excited. Scientists have discovered a never-before-seen mineral nestled ...

A Florida couple finds a 3.36-carat diamond in Arkansas, a discovery that reignites interest in the only public park ...

A single grain of rock lodged in a diamond contains a never-before-found mineral. And that newfound substance could reveal unusual chemical reactions unfolding in the depths of the mantle, the layer ...