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

To synthesize the crystals, the team compressed highly ordered pyrolytic graphite to pressures as high as 20 gigapascals, ...

These diamond makers create one of the most amazing materials on Earth — from dead people. For centuries, diamonds were one of the most mysterious materials on Earth. They were beautiful, ...

Interestingly, this improved extraction method has created an unexpected challenge: a glut of giant diamonds too large for typical jewelry use. The glut hasn't been helped by automation in the diamond ...