The leading AI models deployed nuclear weapons in 95% of war-game scenarios. None chose full surrender, even when losing. Researchers warn AI use may escalate conflicts under pressure. Like a scene ...

Matthew Bunn is a member of the Board of Directors of the Arms Control Association; is a member of the Committee on International Security and Arms Control of the National Academy of Sciences; has ...

Add Yahoo as a preferred source to see more of our stories on Google. Nato soldiers hold military exercises near Orzysz, Poland. The Polish president says he is ‘a great supporter of joining the ...

When the US briefly stopped sharing battlefield intelligence with Ukraine in March 2025, the results were immediate. Kyiv’s forces suffered decisive setbacks on the battlefield as its European allies ...

At a time when nuclear dangers are not just rising, but multiplying, we need all hands on deck in sounding the alarm and advocating for abolition of nuclear weapons. Ad Policy Over a million people ...

The United States on Friday accused China of carrying out a secret nuclear test in 2020 as the Trump administration calls for a broader nuclear weapons agreement including both China and Russia. The ...

The last treaty between the U.S. and Russia that limited the number of deployable nuclear weapons expired on Thursday, marking the end of decades of arms control agreements between the two countries ...

Several military technological innovations have changed the course of history. From the sailing ship to the stirrup, these advances have pushed the world into new directions, and chief among them is ...

Berlin is considering developing its own atomic weapons to bolster Europe’s nuclear umbrella and the US’s own stockpile in the region, according to German Chancellor Friedrich Merz. Speaking before ...

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 ...

Swedish Prime Minister Ulf Kristersson holds a press conference following a meeting with the Swedish National Security Council in Stockholm, Sweden on January 23, 2026. (Photo by Atila ...

Lewis Eves does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...