North Korea says its weapons tests this week involved various new systems, including ballistic missiles armed with cluster-bomb warheads ...

The State Department’s allegation that China conducted a yield-producing nuclear test in 2020 is reigniting debate in Washington over whether the United States can continue its decades-long moratorium ...

Los Alamos National Laboratory recently partnered with OpenAI to install its flagship ChatGPT AI model on the supercomputers ...

A recent report reveals that China is covertly expanding its nuclear capabilities while the global focus is on Iran's nuclear ...

Scientists at Los Alamos National Laboratory say neutrinos could be used as a diagnostic tool to better understand what happens inside a nuclear weapon during a detonation. The idea relies on ...

Kim Jong Un oversaw a new solid-fuel rocket engine test, state media reports, as North Korea pushes to upgrade its long-range ...

President Donald Trump issued a directive in October to conduct nuclear weapons tests.

The United States is ready to carry out low-yield nuclear tests to match alleged secret explosions by China and Russia, ending a decades-old moratorium, a senior official said Tuesday. New START, the ...

President Donald Trump's social media post on nuclear weapons testing is confusing and doesn't make sense with what is publicly known about nukes. The post's first sentence is off, and the rest of it ...

GENEVA, Feb 6 (Reuters) - The United States accused Beijing on Friday of conducting a secret nuclear test in 2020 as it called for a new, broader arms control treaty that would bring in China as well ...

Late last week, the U.S. leveled an explosive claim: China is planning secret nuclear weapons tests and has already conducted at least one. For the first time in decades, the U.S. and Russia have no ...

Mention nuclear weapons testing to an astronomer and there’s a good chance they’ll start talking about gamma-ray bursts.