SEOUL, South Korea (AP) – North Korea says it has conducted a hydrogen bomb test. The surprise announcement that complicates already difficult efforts to curb the country’s push for a working nuclear ...

SEOUL/WASHINGTON (Reuters) - North Korea on Sunday conducted its sixth and most powerful nuclear test, which it said was of an advanced hydrogen bomb for a long-range missile, prompting the threat of ...

SEOUL, South Korea (AP) — North Korea says it has conducted a hydrogen bomb test. The surprise announcement that complicates already difficult efforts to curb the country's push for a working nuclear ...

On Wednesday morning Pyongyang time, North Korean state-owned media claimed the country successfully tested a powerful hydrogen bomb, an unexpected development that has sparked condemnation worldwide.

SEOUL, South Korea — North Korea’s declaration that it had tested a hydrogen bomb for the first time was greeted with widespread condemnation — but also skepticism — as world powers vowed Wednesday to ...

SEOUL, South Korea -- North Korea said today it had conducted a hydrogen bomb test, a defiant and surprising move, if confirmed, would put Pyongyang a big step closer to improving its still-limited ...