Electric currents in the Earth may be responsible for the formation of gold nuggets, new research suggests. As detailed in a new study published in the journal Nature Geoscience, the theory could ...

Add Yahoo as a preferred source to see more of our stories on Google. University of Michigan researchers may have found a new geological mechanism for creating gold deposits on Earth. This new theory ...

of how the precious metal came to be available in disparate forms, and how some gold-ore deposits might have been formed.

The study focuses on how gold formed and moved within the Sawayaerdun gold deposit in northwest China, a large orogenic system shaped by long periods of burial, deformation and heating. Before any ...