Nev., visited the Nevada National Security Site last week to observe how scientists certify the nation’s nuclear stockpile ...

Sen. Jacky Rosen went deep underground at the Nevada National Security Site on Monday, April 13, 2026, using a tour of a high ...

The Los Alamos lab in Michigan will simulate nuclear weapon experiments. Here's what you need to know about them.

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 ...

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 ...

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 ...

The US said it has intelligence that China conducted banned nuclear explosive tests. The nuclear monitoring organization said it hadn't detected activity related to an explosive test. China is ...

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 ...

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.