In June, the U.S. bombed key Iranian nuclear sites. Then came increased activity somewhere else, the documentary 'Strike on Iran' reports in forensic detail.

WASHINGTON—The Heritage Foundation released a new documentary today exposing the vulnerabilities of America’s aging nuclear arsenal—and the growing threat posed by China’s comparative nuclear strength ...

Only one (or possibly two) of the missing bombs was fully assembled at the time it was lost. The total number of confirmed missing weapons is somewhere between five and nine, depending on what ...

The world’s nuclear-armed states are beefing up their atomic arsenals and walking out of arms control pacts, a think tank has said. A new arms race is emerging after decades of reductions in the ...

The United States is to resume nuclear weapons testing “immediately”, Donald Trump has announced, raising fears of renewed proliferation between the world’s two biggest stockpiles of atomic weaponry.

President Donald Trump on Saturday night announced American warplanes dropped bombs on three nuclear sites in Iran, with the U.S. officially entering the war more than a week after Israel’s initial ...

A subsurface atomic test near Yucca Flats, Nev., in March 1955. (U.S. Atomic Energy Commission via AP) In what would be a major shift in a decades-old American policy against global nuclear ...

China's Foreign Ministry responded on Monday to President Trump's assertion that Beijing has conducted clandestine nuclear weapons testing with a flat denial. "China's testing 'em too," Mr. Trump told ...

President Donald Trump has called for the United States to test its nuclear weapons for the first time in three decades. But Trump’s statements about testing — in particular, whether other nations are ...

WASHINGTON − The Trump administration rescinded firings of hundreds of employees at the National Nuclear Security Administration, which oversees the nation's arsenal of nuclear weapons, in a reversal ...