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 ...

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 ...

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 ...

Copper smelting - a critical process in metal production - often generates slag, which contains valuable metals. This slag has historically been thrown away, causing harm to the environment and ...

Jane Yoder-Short lives in Kalona. I hadn’t thought of copper complications for years but then I heard about the mining controversy surrounding Oak Flat. Keweenaw copper pollution memories returned.

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 ...