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

The waters on nuclear testing are murky, with international observers casting doubt on whether the 2020 test even happened — ...

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

Presidents Xi and Trump should address the issue of nuclear weapons testing along with nuclear arms control to enhance ...

Add Yahoo as a preferred source to see more of our stories on Google. Resuming full testing of nuclear weapons — as President Donald Trump called for last week — would be unnecessary, costly, ...

Communities and servicemen have long argued they were harmed by fallout from above-ground nuclear weapons tests – but the UK ...

Defense Secretary Pete Hegseth said the Pentagon is moving “quickly” on President Trump’s directive to restart nuclear weapons testing to ensure the U.S. has the “most capable” nuclear arsenal in the ...

The United States has not conducted a working test of a nuclear weapon since the early 1990s. That could change. President Donald Trump has repeatedly vowed to restart testing, raising alarms about a ...

The world passed a nuclear milestone this week. And, perhaps surprisingly given the recent run of saber-rattling from the likes of Russia and the United States, it’s a positive one. “As of today, the ...

Add Yahoo as a preferred source to see more of our stories on Google. An unarmed Trident II D5 missile launches from an Ohio-class ballistic missile submarine off the coast of Florida. The four ...

A senior U.S. official offered new details Tuesday night about an alleged nuclear bomb test conducted by China in June 2020. Assistant Secretary of State Christopher Yeaw spoke at a Hudson Institute ...