Touting new weapons tests, Moscow signals to Washington that it must contend with the Kremlin’s power and negotiate.

North Korea is one potential villain in a fictional movie about nuclear war on Netflix, Kathryn Bigelow’s “A House of ...

Questions have arisen after Russian President Vladimir Putin said his country tested two nuclear-capable weapons this week.

Dmitri S. Peskov, a Kremlin spokesman, told Russian news agencies that recent drone and missile tests were not nuclear ...

Trump said the U.S. will test nuclear weapons “on an equal basis” with Russia and China. None of the three countries has ...

Defense Secretary Pete Hegseth said the Pentagon is moving “quickly” on President Trump’s directive to restart nuclear ...

Experts say there are roughly 12,241 nuclear weapons across the world, with just over 9,600 thought to be operational.

ABOARD AIR FORCE ONE (AP) — President Donald Trump declined to say Friday whether he plans to resume underground nuclear ...

The U.S. voluntarily halted nuclear explosive testing in 1992, though it has the ability to restart tests at a site in Nevada ...

President Donald Trump has appeared to suggest on social media that the U.S. resume testing nuclear weapons for the first ...

Trump tried to justify his decision by comparing U.S. capabilities to those of its rivals, claiming that «Russia is second, ...