Early Cold War Britain used a wonderfully strange system known as the “Rainbow Codes,” pairing random colors and nouns to conceal the real purpose of secret military projects. This produced names ...

The nuclear submarines used by the United States Navy are modern military marvels, but they're not invincible -- there are weapons that can threaten them.

I love me some etymology trivia, and I'm always delighted to find out how a word or phrase came to be. So just imagine the fascination I had when I learned "blockbuster" wasn't originally used to ...

During the Cold War, U.S. weapons testing bordered on the inhumane. During the Starfish Prime test, for example, nukes were launched into space, but not before several failures left radioactive debris ...

The predecessor to this facility was 'Fort Igloo' (Black Hills Ordnance Depot), built by the U.S. Army in 1942 during World War II for ammunition storage. It was closed in 1967 and left abandoned as p ...

It's not something anyone wants to think about, but if Russia hits the UK with nuclear missiles, the UK government has contingencies.

South Korea nuclear deal commits $120B across eight reactors — but no sites are confirmed and the Westinghouse equity fight ...

It’s only the second time that American regulators have approved a next-generation commercial reactor for construction. Big ...

Powerful bombs prompted such concern about mass deaths in Gaza that Biden officials paused delivery two years ago ...

“In August of 1945, the city of Hiroshima was destroyed in about nine seconds by a single atomic bomb.” So begins the 1981 documentary The Day After Trinity, in a voice-over against a black background ...

A Westinghouse AP1000 nuclear power plant at the Vogtle nuclear station in the US state of Georgia. Courtesy Georgia Power.

Add Yahoo as a preferred source to see more of our stories on Google. Plutonium Facility Building 4 at Los Alamos, known as PF-4, is that building. NNSA intends to produce at least 30 war-reserve pits ...