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

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 ...

Scientists have discovered that an ancient "catastrophic collision" between a dwarf planet and an asteroid is responsible for the creation of a rare and mysterious cosmic gem. The findings, published ...

Scientists have detected the presence of a rare "folded diamond" that arrived on Earth from outer space via an asteroid. The material found is known as lonsdaleite, and like a diamond, it's made out ...

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

Researchers have produced nearly pure hexagonal diamond, a material long theorized to be harder than conventional diamond, by ...

Scientists have debated its existence. Tiny traces provided clues. Now, researchers have confirmed the existence of a celestial diamond after finding it on Earth’s surface. The stone, called ...

A collection of 18 rare diamond-bearing meteorites from around the world came from an ancient dwarf planet that smashed into a giant asteroid 4.5 billion years ago, according to new research. The ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Strange hexagonal diamonds may have been jettisoned into space when a dwarf planet collided with ...