As soon as the video went viral, a rush to buy old SIM cards began on second-hand platforms.

A man in southern China has drawn attention after demonstrating how he extracted 191.73 grams of gold worth over 210,000 yuan (US$30,222) from discarded SIM cards and other electronic waste.

A Chinese man, dubbed 'The Alchemist,' has extracted nearly 200,000 yuan worth of gold from two tonnes of electronic waste, ...

Do you know that your old phones, laptops contain gold? Yes, gold is used in the internal components of a phone, including the CPU, where it's used in bonding wires and plating for contacts. In a ...

Mining PCBs wouldn't be my cup of tea. But depending on whose assay numbers you believe, there's something like a quadrillion dollars worth of gold dissolved in the world's oceans (at parts per ...

Phase 4A column leach testing on the Rangefront Zone included 24 variability composites from large-diameter (“PQ”) drill core representing the range of rock types and gold (“Au”) grades encountered in ...