Some media reports and popular accounts on social media have claimed that Israel detonated a low-yield tactical nuclear ...

Trump has sought a nuclear deal with Russia and China for years. He could get one this time—but only if he does it the right ...

A small, hardworking contingent of elected officials is indeed trying to roll back the nuclear arms race and make it harder ...

The metaphorical clock measures how close humanity is to self-destruction, because of nuclear disaster, climate change, AI ...

On the night of January 15, during a massive attack on Ukraine, russian troops launched Kh-55SM cruise missiles with full-size mock-ups of warheads to complicate the work of Ukrainian air defense ...

A thousand feet beneath the desert, the United States conducts experiments to verify that its weapons work. But some fear a ...

The United States is estimated to have spent more than $400 billion on the kinds of antimissile goals that the president now ...

Russia was required to reduce the size of its arsenal ... Russia had 1,674 warheads deployed, with a total stockpile of 4,489, per the CSIS. Many of these are deployed on other missiles and elements ...

The Russian RS-28 Sarmat missile, previously touted as invincible, is encountering significant technical issues. According to ...

A horrifying video by researchers at Princeton University simulates how a nuclear war between the US and Russia might unfold, estimating that tens of millions would perish in the first 24 hours alone.