New technologies, international partnerships and luxury buyers are driving a global shift toward sustainable, mercury-free gold. Courtesy Pure Earth Gold has captivated humanity for millennia, ...

KEDOUGOU, Senegal (AP) — 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 ...

Queen Mary University of London provides funding as a member of The Conversation UK. The alchemist’s dream is to make gold from common metals, but can this be done? The physics needed to explain how ...

BOGOTA, Colombia (AP) — A global mercury conference in Geneva faced sharp criticism Friday from environmental and Indigenous groups for failing to take stronger steps against mercury use in ...