Under cover of darkness, highly trained Delta Force troops arrived by helicopter and descended into a compound to grab the ...

This weekend’s invasion was both a throwback to the last century and a new, uniquely Trumpian nightmare—one that’s just ...

Over the past four decades, the United States has increasingly relied on small, elite units to handle missions that fall ...

As the Arizona Trail winds past the proposed Oak Flat copper mine, the search for climate solutions takes on new meaning.

The crash occurred around 11 a.m. local time Friday and involved an MD 369FF helicopter, according to the Federal Aviation ...

Kawasaki and Vestas spin-off BladeRobots are testing crewless helicopters and robots to automate dangerous wind turbine blade ...

Around 11 a.m., PCSO received reports of a crashed helicopter in the mountains near Telegraph Canyon, south of Superior, ...

Federal investigators recovered the helicopter near Superior and continued examining what led to the crash that left 4 family ...