The deregulation is of keen interest to energy officials in Republican-led South Dakota and heavily Democratic Minnesota, where differences in climate policy have sparked border clashes ...

Organizers estimated that around five thousand people showed up to the protest on Phillips Avenue in downtown Sioux Falls on ...

STILLWATER — Heading back to the NCAA Tournament for the second time in coach Jacie Hoyt’s tenure, the Oklahoma State women’s basketball team will be a No. 7 seed, taking on 10th-seeded South Dakota ...

When Lakota artist Marty Two Bulls Jr. looks at the Black Hills of South Dakota, he doesn’t just see its natural beauty. He ...

Six South Dakota lawmakers — three Democrats and three Republicans — celebrated bipartisan accomplishments Thursday at an ...

Deep below the Earth’s surface, rock and mineral formations lay hidden with a secret brilliance. Under a black light, the ...

Fluorescent caves deep below America show how alien life could exist on one of Jupiter's moons, say scientists. Get any of ...

On Wednesday, a nine-person jury at the Morton County courthouse in south-central North Dakota awarded more than $660 million in damages to Energy Transfer and its subsidiary Dakota Access ...

South Dakota Governor Larry Rhoden has invited former ... the iconic Doane Robinson tunnel,” although an attached map appears to depict the land as just north of the tunnel.

The nine-person jury at the Morton County courthouse in Mandan, North Dakota, delivered Wednesday's verdict in favor of Enegery Transfer, a Texas-based oil giant. Greenpeace was found liable for ...

Instead, OSU will face a ranked team in the first round. South Dakota State will give the Cowgirls all they can handle and then some in the first round. The Jackrabbits enter the tournament at ...

A South Dakota active-duty airman was arrested on federal charges after authorities say he allegedly murdered a missing Native American woman on a military base. Quinterius Chappelle, 24 ...