Low environmental standards helped China become the world’s low-cost producer of rare earths, but Beijing was also focused on ...

Many modern devices—from cellphones and computers to electric vehicles and wind turbines—rely on strong magnets made from ...

With roots dating to the late 19th century, Pittsburgh-based U.S. Steel has produced the materials used for everything from the nation's bridges and skyscrapers to its tanks and battleships.

US tariffs on steel and aluminum doubled to 50% as of 12:01 am ET on Wednesday, a move cheered by the beleaguered US steel industry but decried by heavy users of the metals, from car makers to can ...

The Hull Rust-Mahoning Mine in Hibbing, Minn., has been in operation since 1895 and supplied as much as a fourth of all iron ore mined in the United States during World Wars I and II.