Miners want to return to the treasured landscape, promising an economic boost while raising fears of how modern gold ...

The Gilt Edge-area mining began in the South Dakota gold rush of 1876, with miners dumping toxic tailings into local waterways.

The final piece in the South Dakota system is construction of a 345-kilovolt transmission line that will run 163 miles from Big Stone City to Ellendale, N.D. That joint project by Otter Tail Power ...