A pair of diamonds that formed hundreds of kilometers deep in Earth’s malleable mantle both contain specks of materials that ...

Molten carbon can crystallize into diamond or graphite, but it has been difficult to study this process. New simulations show that graphite can sometimes "hijack" the pathway that would lead to ...

An Oklahoma family recently took home a special souvenir from the Natural State— a nearly three-carat brown diamond at Crater ...

The family reportedly picked a spot to dig and got to work with a digging kit they purchased at the dollar store.

Raynae Madison and her family came to Arkansas for the weekend to celebrate her nephew’s birthday when they decided to stop ...

Paving the way to a dry process with less environmental impact Tools coated with diamond film (diamond-coated tools) are used for difficult-to-machine materials such as CFRP. In the manufacture of ...

The graphite found in your favorite pencil could have instead been the diamond your mother always wears. What made the difference? Researchers are finding out. How molten carbon crystallizes into ...