President Donald Trump said that Iran's nuclear program was "obliterated" last summer, but he now says the U.S. may have to ...

Out of this surreal convergence of spectacle and science emerged one of the most striking and unsettling cultural icons of ...

A US official says a seismic station in Kazakhstan collected evidence of an alleged China nuclear test at Lop Nur in June 2020.

In a move that sent tremors through the global security landscape, the United States, in February 2026, publicly accused ...

In October 1964, the People’s Republic of China detonated its first atomic bomb under the code name Project 596 at the Lop ...

Jay Cowan still worries about the Rulison blast’s proximity to the Colorado River and expresses disbelief at the 107 days that radioactive gas was burned in order to test whether the radionuclides ...

President Emmanuel Macron is updating France's nuclear deterrence doctrine as Europe worries about Russia and doubts U.S.

So long as it doesn't ratify the Comprehensive Nuclear Test Ban Treaty, the United States won't be able to seek short-notice, on-site inspections to deter and detect possible Chinese and Russian ...

French President Emmanuel Macron, the person with the power to unleash France’s nuclear arsenal, will on Monday update French thinking on the potential use of warheads carried on submarines and planes ...

"The jury remains out on whether the June 2020 event was a nuclear test or not. What is certain is that we are in a time of nuclear uncertainty and it will continue for some time," Lori Dengler writes ...

A top arms diplomat at the State Department recently laid out what might come next as Washington upends decades of federal policies on nuclear proliferation.

Late last week, the U.S. leveled an explosive claim: China is planning secret nuclear weapons tests and has already conducted at least one. China denied the allegations, but experts are worried that ...