At the biggest jewelry center in the United States, Alberto Hernandez fired up his machine on a recent day and waited until it glowed bright orange inside before shoveling in an assortment of rings, ...

Gold prices are soaring to historic levels, drawing newcomers and regulars alike to New York’s diamond district.

Gold remains perfectly solid when briefly heated beyond previously hypothesized limits, a new study reports, which may mean a complete reevaluation of how matter behaves under extreme conditions. The ...

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Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...