Diamonds are famous for their strength, but scientists have long suspected that another form of diamond might be even harder.

A Chinese research team has produced bulk hexagonal diamond, a crystal structure long theorized to be harder than ...

Chinese scientists claim to have created the long theorised hexagonal diamond, stronger than the real thing, and only found ...

Diamond is famously known as the hardest mineral on Earth. “There are hundreds of claims from people who believe they have ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists report creating pure hexagonal diamond, resolving a long debate about the rare meteorite mineral lonsdaleite. (CREDIT: ...

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 ...