Grant Hardin, whose notoriety led to the TV documentary "Devil in the Ozarks," escaped May 25 from prison where he was ...

From space travel to military operations to the future of green energy, the U.S. has become reliant on Elon Musk's business ...

Higher electricity rates? In Colorado as elsewhere, that’s the given if the U.S. Senate adopts the recent budget ...

The relationship between President Trump and Elon Musk rapidly disintegrated on Thursday, fulfilling predictions of a messy ...

When the head of the Environmental Protection Agency announced a wide-ranging rollback of environmental regulations, he said ...

Top Trump administration officials — fresh off touring one of the country’s largest oil fields in the Alaska Arctic — ...

A state appeals court rejected a lawsuit alleging New Mexico failed to meet constitutional provisions for protecting against ...

The proposed railroad would transport crude oil from Utah through the Colorado Rockies to refineries in the Gulf of Mexico.

NEW YORK (AP) — U.S. stocks are drifting on Monday, as momentum slows following their sprint through May, which was their ...

President Donald Trump is vowing once again to revive the coal industry – a promise he made but failed to deliver on in his ...

Three Trump Cabinet members began a tour at a key point of operations at a prolific oil field near the Arctic Ocean in Alaska ...

Trump earlier signed an executive order opening up the Arctic National Wildlife Refuge for energy development, continuing a decades-long fight over the land ...