Grueling work, financial stress, and shifting values are pushing too many of the navy’s nuclear personnel out of the service. Here’s how it can turn things around.

The country’s steady military and technological progress, coupled with its leader Kim Jong Un’s increased hostility toward foreign influences, raises concern about Pyongyang’s ambitions. Here’s a bre…

Governments and companies are embracing new emissions-reducing technologies that pull carbon dioxide out of the atmosphere. But it is uncertain whether this can work at the scale and in the time nece…

Rodrigo Duterte’s chaotic strategy against Islamic State-linked groups in the Philippines might fail to defeat the most extreme militants while squandering the chance for peace.