Diamonds are made out of carbon — highly organized carbon, that is. Geologists are still guessing how diamonds formed in the Earth from 1 billion to 3 billion years ago.

"A diamond is forever." That iconic slogan, coined for a highly successful advertising campaign in the 1940s, sold the gemstones as a symbol of eternal commitment and unity. But our new research, ...

More and more, people are turning to diamonds made in labs, not found in mines. According to reports, the lab-grown diamond market is expected to be a $50 billion industry by 2030. Diamonds made by ...

Diamonds have been revered as precious stones in different human cultures throughout history. Their uniqueness in appearance, durability, and seeming timelessness amplified their value in society.