Add Yahoo as a preferred source to see more of our stories on Google. U.S. President Donald Trump speaks during a press conference in the Oval Office at the White House in Washington, D.C., U.S., ...

On July 9, 2025, President Trump announced the imposition of a sweeping 50 percent tariff on all imported copper, effective August 1. The announcement followed a five-month investigation under Section ...

TOKYO (Reuters) -JX Advanced Metals will likely cut copper production by tens of thousands of metric tons in fiscal 2025 compared with earlier plans and unveil a roadmap to reduce smelting capacity by ...

Research from Cranfield University sheds new light onto the transition from the Bronze Age to the Iron Age, showing how experimentation with iron-rich rocks by copper smelters may have sparked the ...

1. Copper is essential to America’s energy, defense, and manufacturing sectors. From the electric grid to semiconductors, copper plays a critical role in supporting our modern economy. Maintaining and ...

Still Bright hopes its chemical process could help replace polluting copper smelters. Demand for copper is surging, as is pollution from its dirty production processes. The founders of one startup, ...

The oldest and most intact copper smelting site in the world is now open for tours. Perched on the shores of the Keweenaw Waterway, the Quincy Smelter is the last of its kind. Opened in 1890s, the ...

China is introducing stricter regulations for new copper smelters to manage excess capacity and ensure a stable mine supply. The Chinese government aims to reduce import dependence by increasing ...