North Korea’s indigenous technological base is clearly insufficient to have developed the submarine on its own—almost ...

North Korea may be ready to conduct a nuclear test "on short notice" and continue intercontinental ballistic missile (ICBM) ...

Gabbard said that Kim Jong Un is likely preparing to order North Korea's first nuclear test in over six years.

North Korea’s nuclear test may further damage nonproliferation efforts, as well as complicate ongoing negotiations with Iran to suspend its nuclear program. Much will depend on the response from ...

North Korea is likely ready to conduct another nuclear test to gain the upper hand in potential negotiations, US Director of ...

Director of National Intelligence Tulsi Gabbard told lawmakers that Pyongyang may be preparing to conduct its seventh nuclear ...

North Korea successfully test-fired a new anti-aircraft missile system, state-run media reported Friday, as Pyongyang continued to condemn U.S.-South Korea joint military drills.

North Korea readying for another nuclear test? Satellite images show hectic activity at Punggye-ri Satellite images reveal that tunnel work has been ongoing at the North Korean nuclear test site ...

North Korea revealed Saturday it is building a nuclear-powered submarine — a weapon ... Moon estimates the submarine could be launched on a test run in a year or two before its actual deployment.

A nuclear-powered submarine was among ... North Korea has since performed a run of testing activities to acquire them. North Korea obtaining a greater ability to fire missiles from underwater ...

North Korean leader Kim Jong-un oversaw high-tech military developments on Wednesday and Thursday, as his huge, but ...

SEOUL--Tens of thousands of North Koreans and people in South Korea, Japan and China could be exposed to radioactive materials spread through groundwater from an underground nuclear test site ...