The US has had a military presence in Greenland since World War II. But an abandoned underground military site poses a major environmental threat as the planet warms. Researchers found thousands of ...

Buried beneath the ice of northwest Greenland, a Cold War outpost once designed for nuclear war planning is reemerging in public view, thanks to satellite imagery and a warming climate. The secretive ...

While flying over Greenland and using advanced radar technology to map the continent's ice, NASA scientists discovered something incredible, an abandoned Cold-War-era U.S. military base 100 feet under ...