Larry Zanko, senior minerals researcher with the Natural Resources Research Institute at the University of Minnesota Duluth, smooths out an experimental pothole patch made with taconite tailings on ...

Cliffs Natural Resources solidified its future in the U.S. iron ore business Tuesday, announcing a 10-year deal to supply steelmaker ArcelorMittal USA with taconite pellets - a move that will help ...

A bright orange truck made a few passes along Munger Shaw Road on Friday. It’s called SCRIM, and it’s a road survey machine that tests friction of pavement and surfaces. SCRIM stands for Sideway force ...

In the drive to expand industrial production, the Defense Production Administration last week okayed the biggest single quick-tax-write-off in its history: a $298 million project for Minnesota’s Erie ...

The rule would require the six taconite processing plants located in northeastern Minnesota to cut their emissions by 57% by the end of 2026 The Northshore Mining plant in Silver Bay, Minnesota, is ...