Wild new theories have emerged after scientists claimed to have discovered a 'vast city' 6,500ft below the Pyramids of Giza.

Interconnected materials containing networks are ubiquitous in the world around us—rubber, car tires, human and engineered tissues, woven sheets and chain mail armor. Engineers often want these ...

If the idea of a diamond that’s as brilliant, durable, and breathtaking as a mined one—but without the environmental ...

These results suggest that similar reactions between helium and iron may have occurred within Earth’s core shortly after its formation, trapping much of the primordial helium-3 in the material that ...

The Debswana Jwaneng Mine in Botswana, is the world's richest diamond mine by value, being worth about £1 billion. The mine is managed by Debswana, which is a joint collaboration between the ...

Using first-principles calculations, a research group led by Prof. WANG Xianlong from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences, found that phosphorus doping is an ...

The resulting diamond has a hexagonal lattice crystal structure, rather than the normal cubic structure. Hexagonal diamond (or lonsdaleite) was first brought to the attention of scientists more than ...

Under the final deal, the share of Botswana's state-owned Okavango Diamond Company (ODC) in the production of Debswana - its 50-50 joint venture with De Beers - will reach 40% at the end of the ...

Some did not want to turn to diamond substitutes, like cubic zirconia. That touched off a surge in popularity for lab-grown diamonds. Because these synthetic diamonds can be produced more quickly ...

First identified in 1967, lonsdaleite is the hardest naturally-occuring mineral ever discovered—yes, it’s even harder than diamonds. Lonsdaleite, however, has only been found in meteorites ...