This was certainly the case when the U.S. military confronted the challenges of building in Arctic environments after it ...

Switzerland tackles the challenges of maintaining its vast network of nuclear shelters to ensure the safety of every citizen.

A crypto-mining cabal? The 'ultimate man cave'? Fort Pierce has unanswered questions about the recently purchased nuclear ...

The Korean War-era features of the 17-acre Palm Beach estate may provide an added sense of safety for the president-elect and ...

The bomb shelter and surrounding 5.85 acres were sold ... dogs and ride her horses beside the monolithic mound of earth and concrete, a dome towering 40 feet. Even after the fence was erected ...

Editor’s note: This story has been updated from a version originally published on Aug. 10, 2017. Mar-a-Lago’s flagpole and coat-of-arms have drawn attention, but not so much has been said ...