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

The president has said the U.S. will restart nuclear weapons testing, and claimed other powers were already doing the same.

China rejects Trump's claim to 60 Minutes about clandestine nuclear tests, as a senior official seeks to clarify the ...

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

Here’s what else you need to know to get up to speed and on with your day. 1️⃣ Election results. Democrats secured ...

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

China has commissioned its latest aircraft carrier after extensive sea trials, state media reported Friday, adding a ship ...

China reveals the specs for its 14,000-container nuclear cargo ship, powered by an ultra-efficient 200MW thorium molten salt ...

The detonation of a single nuclear weapon would not merely change a conflict. It would alter the course of ...

President Trump’s call to resume nuclear tests was muddied this week when Energy Secretary Chris Wright said the United ...

All nuclear-armed countries need to ensure that their arsenals can devastate as they’re expected to, so testing continues -- ...