foxweather3 小时
NASA radar accidentally finds secret Cold War 'city under the ice' in Greenland
As a NASA science flight was flying over the Greenland ice sheet this spring, a surprise popped up on a specialty radar: a ...
NASA radar finds Cold War 'city under the ice' in Greenland
As a NASA science flight was flying over the Greenland ice sheet this spring, a surprise popped up on a specialty radar: a hidden Cold War city more than 100 feet beneath the ice.
ZME Science22 小时
NASA accidentally rediscovers forgotten doomsday Cold War base in Greenland
The ambitious and top secret project was supposed to withstand a first strike by the Soviet Union, but it ultimately couldn't ...