Iran has long insisted its program is peaceful, though it is the only non-nuclear-armed nation enriching uranium at that ...

Welcome to an F.E. Warren Air Force Base secret underground missile bunker, where the dry desert air tastes like old socks.

The display is at the Poster House in New York City's Chelsea neighborhood until Sept. 7. The posters of the past are windows ...

When Vladimir Putin put his country's nuclear forces on "special" alert shortly after invading Ukraine, he effectively raised ...

The Trump administration plans to make available about 20 metric tons of Cold War-era plutonium from dismantled nuclear ...

When South Korean President Lee Jae Myung meets U.S. President Donald Trump next week for their first summit, he will be ...

Alongside a massive build-up in conventional military firepower, China has embarked on a rapid and sustained increase in the ...

Artificial intelligence (AI) firm Anthropic has rolled out a tool to detect talk about nuclear weapons, the company said in a ...

South Korean President Lee Jae Myung wants to resume dialogue with North Korea, laying out a three-step plan he hopes will ...

The following is the Aug. 18, 2025, Congressional Research Service report to Congress, U.S. Nuclear Weapons Tests.  From the ...

Russia is facing "colossal threats" that mean it must continuously improve its nuclear weapons "shield," the chief of the state atomic energy agency warned.

North Korea has a secret missile base near its border with China that poses a “potential nuclear threat” to East Asia and the United States, according to a new report released Wednesday.