Khamenei refuses to capitulate to U.S. threats. The time for diplomatic engagement may be over.

America's modernization of its nuclear weapons is running ahead of schedule. The National Nuclear Security Administration ...

Scripps News takes you inside a California lab that is ensuring the effectiveness of the United States' nuclear weapons - ...

Nuclear plants are prime targets in wartime Ukraine. Renewables are safer, cheaper—and already on the rise.

Unlike Russian and Chinese missile-based warheads, the B61-13 will be aircraft-delivered, initially from the stealthy B2 ...

For decades, the idea that the U.S. would risk war against North Korea to defend South Korea was a given in international ...

But Donald Trump’s unorthodox ways may yet help avert a looming conflict with Iran. Steve Witkoff, his envoy to ...

The Trump administration is set to hold talks in Oman on Saturday with Iran on the regime's nuclear program. This comes as a new report warns Iran is nearing the capability to build a atomic weapon.

The U.S. is ramping up production of a new nuclear warhead, with Department of Defense officials citing an urgent need to ...

President Trump is set to open direct talks with Iran this weekend in a high-stakes push for Tehran to give up its nuclear ...

Iran's president said nuclear achievements cannot not be compromised and the Islamic Republic does not seek weapons ...