WASHINGTON (AP) — Last summer, when dozens of nuclear missile officers allegedly cheated on exams, test scores were among the lowest of the year, according to Air Force records obtained by The ...

WASHINGTON (AP) – Satellite photos show signs of new tunnel work at North Korea’s underground nuclear test site, a U.S. research institute said Tuesday. The U.S.-Korea Institute at Johns Hopkins ...

WASHINGTON (AP) — A basic contradiction lies at the root of an exam-cheating scandal that decimated the ranks of an Air Force nuclear missile group, investigators say: Commanders were demanding ...

SEOUL, South Korea (AP) — North Korea said it conducted a “higher level” nuclear test explosion on Friday that will allow it to finally build an array of stronger, smaller and lighter nuclear weapons.

VANDENBERG AIR FORCE BASE, Calif. (AP) — An unarmed Minuteman 3 nuclear missile has roared out of its underground silo on the California coastline and soared over the Pacific. It's a routine test, ...

North Korea exploded what it claimed was a nuclear device Sunday, as part of a test conducted deep underground. Carl Bailey felt the bad vibrations when he picked up a newspaper Monday morning at his ...

(AP) Japan’s prime minister says the world should impose tough new sanctions against North Korea if it goes ahead with plans for a nuclear test. Prime Minister Shinzo Abe told a television talk show ...

North Korea’s plan to conduct a third nuclear test is “needlessly provocative” and will only increase its isolation, the White House said Thursday. Defense Secretary Leon Panetta said he has seen no ...

The test was a defiant response to U.N. orders to shut down atomic activity or face more sanctions and international isolation. It will likely draw more sanctions from the United States and other ...

President Donald Trump has directed the Pentagon to resume testing nuclear weapons after a 33-year pause, announcing the move on social media just ahead of meeting Chinese President Xi Jinping in ...