Police are investigating another rash of copper thefts in the metro. This case involving some 30 lights along Interstate 55.

President Donald Trump has ordered the U.S. Treasury to stop minting the penny, reviving the debate over the future of ...

Tiny copper 'nano-flowers' have been attached to an artificial ... "Glycerol is typically considered waste, but here it plays ...

London- and Johannesburg-listed Jubilee Metals has reported progress on restarting its Roan operations, in Zambia, following stable power delivery, as well as the processing of new higher-grade copper ...

Witness the remarkable process of recycling old electrical motors, where expert techniques are used to dismantle heavy motors and recover pure copper wire. This efficient process not only helps in ...

Polluted storm-water is an issue for cities, and it's often the end point for valuable minerals like phosphates. A new sponge can recover those minerals, say scientists ...

The penny, whose face value is a modest 1 cent, cost about 3.7 cents to make last year. They aren’t the only expensive coin.

Researchers have integrated perovskite solar cells with copper nano-flowers that utilize sunlight to convert CO2 into complex ...

India scrapped customs duty on waste and scrap of antimony, cobalt, tungsten and copper scrap, among others. Customs duties ...

President Trump on Sunday announced that he asked the Treasury Department to stop producing pennies, calling the one cent coin wasteful. He said in a Truth Social post that he told Treasury ...