At a laboratory in Newark, New Jersey, a gray liquid swirls vigorously inside a reactor the size of a small watermelon. Here, scientists with the mining technology startup Still Bright are using a ...

When it comes time to fret about minerals critical to the energy transition, lithium, cobalt and nickel may get all the attention, but another metal is keeping plenty of analysts up at night. Though ...

Gunnison Copper's Johnson Camp mine east of Tucson, Ariz. (Mark Lipczynski for WSJ) Rio Tinto said its Nuton subsidiary, which uses bacteria and acid to extract copper from deposits that are otherwise ...

TUCSON, Arizona, December 04, 2025--(BUSINESS WIRE)--Rio Tinto has successfully produced the first copper from the Johnson Camp mine in Arizona using its Nuton ® Technology, marking a pivotal step ...

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily. At a laboratory in Newark, New Jersey, a gray liquid swirls vigorously inside a ...

According to BHP Insights, 30% of copper comes from scrap that is recycled. Apart from genuine liquidation, dissolving ...

In this video, we focus on recycling copper from old broken electric motors into usable materials. The process includes extracting copper wires, melting the copper, casting ingots, forging them to ...

Phoenix, Arizona--(Newsfile Corp. - December 4, 2025) - Gunnison Copper Corp. (TSX: GCU) (OTCQB: GCUMF) (FSE: 3XS0) ("Gunnison" or the "Company") announces that Rio Tinto has successfully produced the ...