Extracting gold from ore is a poisonous business. The most common method is cyanide leaching, where cyanide salts in solution are used to suck the gold out from its ore. You get gold, but you also get ...

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Researchers at Flinders University revealed a method to extract gold from both ore and electronic waste using a mix of saltwater, ultraviolet (UV) light, and a recyclable polymer. This technique ...

A Cornell University-led research team has created a new process to extract 99.9% of the gold from electronic waste to help turn carbon dioxide into useful organic materials. Discarded electronics are ...