A view of the launch of North Korea's Kwangmyongsong-3 satellite from the Pyongyang General Satellite Control Command Center on Dec. 12, 2012. | Xinhua/KCNA/Xinhua Press/Corbis

3 Reasons N. Korea Can’t Nuke the U.S. (Yet)

The country has the material for a weapon, but not much else.

January 25, 2013
5:25 PM EST
A satellite image of the Punggye-ni Nuclear Test Facility in North Korea, collected on October 29, 2012, confirms reports that new construction is underway within the facility. | DigitalGlobe via Getty Images