The U.S. Army chose frigid, remote Greenland for a secretive Cold War project code-named "Iceworm." Years later, NASA detected the project's buried base, called Camp Century, deep beneath the accumulating ice. A space agency research plane swooped over the remote Arctic region this year, using an advanced radar to scan the changing ice sheet below.

NASA has made a remarkable discovery while flying over the arctic ice in Greenland during an April 2024 survey. The radar instrument onboard NASA's Gulfstream III aircraft spotted an abandoned "city under the ice,

A routine NASA ice survey in Greenland unearthed the abandoned Cold War-era Camp Century, a once-secret US military base. Advanced radar revealed its