China has always maintained an explicit no-first-use policy, meaning that it would only use nuclear weapons in retaliation ...

U.S. Navy destroyer confronts China near Scarborough Shoal as naval power shifts in Indo-Pacific. Military experts warn of ...

The recent nuclear tensions come after Russia tested a so-called doomsday device—the nuclear-powered, nuclear-armed Poseidon ...

The United States has not conducted a working test of a nuclear weapon since the early 1990s. That could change. President ...

President Trump wants to restart domestic testing to keep up with adversaries like China and Russia, but nuclear experts ...

Vladimir Putin ordered plans to restart Russia’s nuclear tests after Donald Trump said last week that America would carry out ...

Beijing has been expanding its arsenal, and distrust between China and the United States over nuclear weapons has deepened, ...

President Trump explained the order by saying other, unnamed nations were testing their own nuclear weapons, even though no ...

Trump's announcement breaks with more than three decades of policy. The last time the United States tested a nuclear weapon ...

Experts say there are roughly 12,241 nuclear weapons across the world, with just over 9,600 thought to be operational.

Trump orders immediate resumption of U.S. nuclear weapons testing to match global programs, citing Russia and China's ...

President Donald Trump on Thursday vowed to begin testing US nuclear weapons “on an equal basis” with Russia and China, heralding a potentially major shift in decades of US policy at a time of growing ...