In the 1960s, the U.S. built a nuclear-powered city inside underground tunnels carved into Greenland's ice sheets and then ...

The overall theme of the early part of the Cold War was that of subterfuge — with scientific missions often providing ...

NASA scientists were looking for the bed of the ice when they stumbled across the base, which was built during the Cold War.

NASA scientists have found the remains of a U.S. military base buried 100 feet below the surface of the ice in Greenland.

Last year, a NASA flyover of Greenland picked up something that had been buried beneath the ice for decades. Scientist Chad ...

President Donald Trump has spent his first weeks in office calling for the U.S. to buy Greenland while refusing to rule out the possibility of military force — even as officials declare the country ...

A NASA scientist has discovered a defunct Cold War military base hidden deep beneath the Greenland ice sheet. Chad Greene, a cryospheric scientist at the Propulsion Laboratory (JPL), was flying a ...

The ice sheet that covers the northernmost reaches of our planet has expanded and shrunk over the past 2 million years -- but it was thought that Greenland's bitter cold and miles-deep ice had been a ...