EXCLUDING mechanical, smelting, and amalgamation processes, the methods of extracting gold from its ores may conveniently be grouped together under the heading of wet or chemical methods. In these, ...

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 ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

Scientists at Australia’s national science agency, CSIRO, have developed a new process designed to improve gold recovery and recycle toxic cyanide used in mining. The method, called ‘Sustainable Gold ...

The circuit boards inside your old phone may seem worthless, destined for the trash heap. But to a team of researchers at Cornell University, they are a treasure trove—literally. Led by postdoctoral ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. In 2025, it’s not uncommon for a typical household to have a ...

Add Yahoo as a preferred source to see more of our stories on Google. Chinese researchers have discovered a fast, low-cost and environmentally cleaner method for extracting gold from electronic waste, ...