The brilliantly shiny diamond is more than just pretty; it's one of the hardest minerals on Earth, with a name derived from the Greek word adámas, meaning unbreakable. Scientists have now engineered a ...

New research indicates that a rare form of diamond may originate in the burbling cores of distant worlds, arriving on Earth thanks to violent cosmic collisions. According to a team of scientists in ...

A team of researchers has reported the first laboratory synthesis and recovery of bulk hexagonal diamond, a crystal form long predicted to be harder than the conventional gems used in cutting tools ...

After decades of chasing after a rare hexagonal diamond, a Chinese team says their iteration of the elusive material is the most important yet. Reading time 3 minutes In 1962, researchers hypothesized ...

While studying diamonds inside an ancient meteorite, scientists have found a strange, interwoven microscopic structure that has never been seen before. The structure, an interlocking form of graphite ...