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 ...

Diamonds, among the hardest materials in the world, are formed from millions of years of geological pressure and must be extracted from mines deep in the earth. But stones with the same chemical ...

Waiting for new diamonds to form simply isn't feasible, which is why researchers have turned to synthetic diamond manufacturing to keep up with the global demand for diamonds. It still typically takes ...

Add Yahoo as a preferred source to see more of our stories on Google. Conventional diamond, called cubic diamond, is known as the hardest substance in the world. But researchers think hexagonal ...

One of the most amazing uses of marketing ever, they created an artificial tradition by putting it in movies and advertising it while constraining supply. Before middle 20th century it wasn't a ...