Researchers have succeeded in creating a rare type of diamond, known as lonsdaleite or hexagonal diamond. This material, ...

The Okavango Blue Diamond, a dazzling 20.46-carat stone, is more than just a beautiful jewel-it's practically a miracle of nature. Unearthed from the Orapa mine in Botswana, this rare gem has ...

Meteorite diamonds, which could be 58% harder than ordinary diamonds, have finally been made in the lab. Scientists have ...

In nature, diamonds form in geologic crucibles where pressure can be 50,000 times higher than at sea level. Temperatures soar to over 1,500˚C.

In nature, diamonds form deep in the Earth over billions of years. This process requires environments with exceptionally high pressure and temperatures exceeding 1,000℃. Our international team ...

Researchers have previously pursued harder diamonds with hexagonal rather than cubic lattices, which is how most natural and synthetic diamonds form.

There's a reason why engagement rings are more expensive than wooden pencils. Diamond and graphite are both made of ...

The vast majority of polished diamonds are clear and sparkly, but some come in unexpected colors like blue, green and even pink. So why are some diamonds different colors?

Scientists have created the first sizable sample of hexagonal meteorite diamond which is predicted to be harder than conventional diamonds.

At high temperatures and pressures, molten carbon has two options. It can crystallize into diamond and become one of the ...