This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Geoscientists can't say if diamonds are ...

Geologists have studied tiny pockets of fluids trapped inside diamonds to get a better understanding of how old humanity’s favorite rocks might be. In doing so, they identified three distinct periods ...

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. How molten carbon crystallizes into ...

Diamonds are fascinating - as jewellery but also because of the extreme hardness of the material. How exactly this variant of carbon is formed deep underground and under extremely high pressures and ...

From gold rush history in Gold Reef City to the Cape Town Diamond Museum, discover the region’s sparkling travel experiences.

A 'mantle nodule', a fragment of rock that was ripped from the base of the continental plate during these energetic eruptions. The photograph was taken under a microscope and measures about 4 cm ...