Chemists located the treasure long ago, and the knowledge that many valuable elements, including gold, are found in sea water has nourished a long dream of riches. But try as they would, no seawater ...

In the Philippines, as in many places across the globe, mercury has long been central to how small-scale gold miners earn their living. Used as an easy way to separate gold from other minerals they ...

One of the U.S. government’s most important activities to increase domestic critical mineral production is being developed ...

The quickest way to separate gold from rock, Sadio Camara says, is with a drop of mercury. She empties a dime-sized packet of the silvery liquid into a plastic bucket of muddy sediment outside her ...

Zijin Gold is the overseas gold-mining arm of China's Zijin Mining that operates all of the group's gold mines outside China. The company had raised nearly 25 billion Hong Kong dollars (about $3.2 ...

A small, leafy, green peanut plant grows out of a patch of dirt. When David McLagan’s team sampled mercury isotopes in cassava, maize, and peanut crops (like the one shown here) grown downwind of a ...