As history shows, new nuclear states such as North Korea usually probe the limits of their power and test how other international actors respond. But consider this: Once escalation starts, it can be extremely difficult to control.
While all things in North Korea are cloaked in secrecy, it appears that this new reactor could produce material for nuclear weapons – potentially expanding North Korea's small stockpile.
Many Korea watchers speculated that once joint military drills ended, so would increased tensions with North Korea. But at least one analyst says this might be the moment the North lashes out again.
China and the United States are the largest emitters of greenhouse gases in the world, Holland writes. A recent agreement between the two countries bodes well for promoting clean energy and addressing climate change globally.
The last tangible thread of cooperation between Pyongyang and Seoul was cut today, with South Korea announcing it would pull the remaining workers from a sprawling factory complex in the North.