The graphite found in your favorite pencil could have instead been the diamond your mother always wears. What made the difference? Researchers are finding out. Subscribe to our newsletter for the ...

Botswana's Karowe mine just produced a record-breaking 2,492-carat diamond, the largest unearthed in over a century.

Diamonds aren't always colorless; they can also be blue, yellow, green and even pink. But what makes these jewels come in varied hues? After forming, diamonds need to rise to the surface very quickly ...

Diamond has long been prized not only for its beauty but also for its remarkable physical properties. It is incredibly hard, ...

Diamonds seem to reach Earth's surface in massive volcanic eruptions when supercontinents break up, and they form when continents come together. When you purchase through links on our site, we may ...

Diamond mining giant De Beers on Monday outlined plans to be carbon neutral by 2030 and add to safeguards on the ethical sourcing of its diamonds, as companies across the sector make efforts to raise ...