For better or worse, the U.S. nuclear arsenal is currently having a moment. First, "A House of Dynamite" became an instant No. 1 hit for Netflix shortly after its global streaming debut in October.

People keep mistakenly trespassing at this U.S. armed forces laser testing site hidden away in the Arizona desert. The military is urging caution.

A U.S. official focusing on arms control has provided what he called new, declassified details of a Chinese underground ...

Resuming full testing of nuclear weapons — as President Donald Trump called for last week — would be unnecessary, costly, undermine nonproliferation efforts, and empower the nation’s adversaries to ...

The CIA investigated a Norwegian government experiment with a pulsed-energy machine in which a researcher built and tested a ...

Scientific knowledge about the damaging effects of nuclear-weapons testing helped to end such tests. Those findings haven’t changed.

The U.S. government revealed new intelligence on Tuesday suggesting China may have conducted an ...

Confusion and ambiguity are dangerous in nuclear brinksmanship. President Donald Trump spread both on Wednesday when he ...

WASHINGTON — Democratic senators representing states that bore the brunt of the fallout from explosive nuclear weapons testing are seeking to pass legislation that would bar President Donald Trump ...

President Donald Trump's comments Thursday suggesting the United States will restart its testing of nuclear weapons upends decades of American policy in regards to the bomb, but come as Washington's ...

The F-35 program cost $1.7T but early deployments exposed low readiness rates and immature software. The Zumwalt destroyer cost over $4B per ship but its main gun became unusable due to $1M per round ...