California scientists accidentally find nuclear fever dream in Arctic snow - SFGATE
- California scientists accidentally find nuclear fever dream in Arctic snow SFGATE
- 'We didn't know what it was at first.' NASA aircraft uncovers site of secret Cold War nuclear missile tunnels under Greenland ice sheet Space.com
- New View of the “City Under the Ice” nasa.gov
- NASA Uncovers Hidden Cold War Base Buried In Ice The Weather Channel
- 'City under the ice': NASA scientists find abandoned Cold War military base in Greenland USA TODAY