NNSA to unveil an AI-designed nuclear test flight vehicle on the National Mall, touting a faster, cheaper path to advancing U ...

The U.S. government revealed new intelligence on Tuesday suggesting China may have conducted an illicit nuclear test back on June 22, 2020. A small earthquake, measuring just 2.75 in magnitude, was ...

President Donald Trump on Thursday appeared to hint the US could restart nuclear weapons testing for the first time in three ...

A surge in global spending on nuclear weapons has benefited some firms while increasing the risk of nuclear use.

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 ...

MIT researchers think they've worked out exactly how Russia's Burevestnik nuclear-powered missile flies. "It's almost ...

Iran's foreign ministry denies inviting IAEA inspectors while Trump claims Tehran agreed to highest level nuclear inspections ...

A recently uncovered British government paper provides evidence of a 70-year official cover-up of the consequences of the United Kingdom’s thermonuclear tests in the Pacific after World War II. London ...