After decades of chasing after a rare hexagonal diamond, a Chinese team says their iteration of the elusive material is the ...

An international research team has produced a bulk, millimeter-scale hexagonal diamond in the laboratory, a crystal variant ...

After decades of debate, researchers say that they have found the clearest evidence yet for this rare form of carbon.

After decades of debates over the existence and properties of one of the world’s ...

Diamonds are famous for their strength, but scientists have long suspected that another form of diamond might be even harder. Evidence of this was gathered over the past sixty years in meteorite ...

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 ...

Scientists found something unexpected inside a meteorite that hit Earth 50,000 years ago. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. While ...

Researchers are analyzing the new find at the mine in northern Botswana and paying attention to a quality never before ...

Diamond stands up to a squeeze. Surprisingly, the material’s structure persists even when compressed to 2 trillion pascals, more than five times the pressure in Earth’s core, scientists report January ...