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

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 ...

Black diamonds are among the most mysterious and captivating gemstones in the world, admired for their deep, dark color and unique sparkle. In this video, Rob takes you on a journey into the ...

Diamonds form in high-temperature, high-pressure circumstances like those present at the core-mantle boundary. (Image credit: Sang-Heon Shim, Arizona State University) To test the idea, the ...

Understanding how rare pink diamonds formed in Australia's Argyle mine could help gem hunters know where to look for the next big deposit.

Diamonds present at the birth of the Okavango Delta have a lasting connection to this landscape and are playing a unique role ...

The world’s largest source of natural diamonds — and of more than 90 percent of all natural pink diamonds found so far — may have formed due to the breakup of Earth’s first supercontinent ...

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?

Like all diamonds, carbonados are made of carbon atoms that, under conditions of immense heat and pressure, form into an exquisite crystal structure.

Diamonds May Rain Across The Universe More Often Than Than We Thought Diamonds might form at lower temperatures and pressures than previously believed.