If the needle leaves no trace, the porcelain is hard-paste; if the surface is scratched, it is soft-paste.

The grave is about 100 meters (328 feet) away from that of “The Ivory Lady,” whose skeletal remains were found buried with an elephant’s tusk, an ivory comb, a crystal dagger, an ostrich ...

Formerly called the “Gold Coast”, the West African nation is bending under pressure from widespread, incessant small-scale mining of the shiny metal. Much of that artisanal activity falls unde ...

Gold prices jumped to a over two-month peak on Tuesday, supported by a weaker dollar and as markets flocked to the safe-haven asset as uncertainty surrounding U.S. President Donald Trump's ...

Metallic rocks, typically found around 4,000 metres (13,100 feet) below the surface in the Clarion-Clipperton Zone, can produce oxygen even where no light can penetrate, according to a study.

21st-century chainmail uses molecular instead of metallic links An artist's illustration of the mechanical bonds found in the new, lightweight and super-strong chainmail-like material Mark Seniw ...