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.

After decades of debates over the existence and properties of one of the world’s ...

Botswana used its mineral wealth to slash poverty. But now, lab-grown diamonds are threatening the future of its biggest ...

To misquote a famous song, "Diamonds are industry's best friend." Cubic diamond is the hardest mineral on Earth and is used in everything from precision cutting tools to high-performance ...

Diamonds are famous for their strength, but scientists have long suspected that another form of diamond might be even harder. Evidence of this was gathered over the past sixty years in meteorite ...

After decades of debate, researchers say that they have found the clearest evidence yet for this rare form of carbon.

For decades, many scientists believed that most of the water in our planet came from space, transported by meteorites and comets during the first moments of ...

A new simulation shows large amounts of hydrogen in our planet’s core. And, what scientists found in 290-million-year-old vomit.

Jessie Buckley, Rose Byrne, Kate Hudson and Michelle Williams Wear Desert Diamonds on The Red Carpet at The 32nd Actors ...

“These findings resolve the long-standing controversy on the existence of hexagonal diamond,” researchers said.

After decades of chasing after a rare hexagonal diamond, a Chinese team says their iteration of the elusive material is the ...