US President Donald Trump’s first wave of copper tariffs will hit imports valued at more than $15 billion last year, ...

A U.S. decision last week to exempt refined copper metal from import duties is in contrast to an earlier move to levy steep ...

Copper has emerged as an ally in the battle against antibiotic-resistant bacteria. Copper sulfate liquids, for example, have ...

Copper products were hit with a 50% tariff on Aug. 1, and it's expected to significantly drive up construction costs.

U.S. copper prices plunged after President Trump unveiled 50% tariffs on copper products, but not on the raw material itself.

With 47 million tons of copper resources, the U.S. has untapped potential, but new mines and smelters take decades to develop ...

Harmony Gold expands into copper mining, aiming for growth beyond South African gold. Learn about HMY stock's diversification ...

U.S. copper futures ended Thursday down more than 22%, by far their [largest single-day drop on record]( ...

The oldest and most intact copper smelting site in the world is now open for tours. Perched on the shores of the Keweenaw ...

Japan's Mitsubishi Materials is considering scaling back copper concentrate processing at its Onahama Smelter & Refinery as ...

Aurubis on Tuesday reported higher-than-expected core profit for the first nine months of its 2024-2025 financial year, ...

People who use personal alarm systems and care devices that rely on the copper telecommunications network are being offered ...