For 60 years, the US government has been laying secret doomsday plans to save itself in the event of nuclear war — even while the rest of us die. Today, a third generation of doomsday planners are settling into life inside a network of bunkers that are staffed 24 hours a day, 365 days a year,...

Tens of thousands of men and women have left comfortable, privileged lives to join the Islamic State of Iraq and Syria—and kill for it. The highest-ranking American currently fighting for ISIS is John Georgelas, a Texan whose dad was a US Air Force colonel. Who are the Westerners who join ISIS?...

Richard Haass, president of the Council on Foreign Relations, and Rana Foroohar, global business columnist of the Financial Times, examine American foreign policy and the crisis of the old order. Given 21st century challenges posed by terrorism, climate change, and cyberwarfare within a context...