Tornadoes created a haunting night sky as thunderstorms swept through the Bismarck area in North Dakota, Friday night.

President Donald Trump has authorized Steel Reef US Pipelines LLC to operate and maintain pipeline facilities at the ...

U.S. President Donald Trump issued a presidential permit on Monday authorizing South Bow to operate and maintain pipeline ...

Air quality reached "unhealthy" levels in North Dakota and small swaths of Montana, Minnesota and South Dakota, according to the EPA.

The nearly 2,700-mile Keystone oil pipeline was shut down Tuesday morning after it ruptured in North Dakota, halting the flow of thousands of gallons of crude oil from Canada to refineries in the ...