The U.S. Military Has Detected ‘Highly Unusual’ North Korean Submarine Activity

North Korea has been engaged in “highly unusual and unprecedented levels” of submarine activity in the wake of its second intercontinental ballistic missile launch this month, according to analysis by the U.S. military. Speaking with CNN, an unnamed U.S. defense official said Monday the military also detected evidence of an “ejection test” Sunday at the(…)

Satellite image of the area around North Korea's Punggye-Ri nuclear test site

Satellite images show activity at North Korea nuclear test site: report

An increase in activity at North Korea's nuclear test site could signal preparations for a new test or a collection of data from its last one, a U.S.-based monitoring group said on Friday. The 38 North group, run by Johns Hopkins University's School of Advanced International Studies, said satellite images showed activity at all three(…)