U.S. Interior Secretary Doug Burgum announced during his visit to Oklahoma City that his agency is going to promote mining ...

The Interior Department's new policy increases offshore oil output in the Gulf with a higher pressure differential allowed ...

The U.S. Interior Department said on Thursday it has implemented new guidelines for allowable pressure differences in a ...

With energy security continuing to be a key issue in the U.S., the Trump administration is moving forward with plans to ...

Iran sees its missile programme rather than its uranium enrichment as a bigger obstacle in nuclear talks with the United States that resume on Saturday, an Iranian official with knowledge of the ...