In 1957, America narrowly averted a nuclear meltdown at the Rocky Flats plant in Colorado. A new book explores how close we all came to disaster. On September 11, 1957, 55 years ago tomorrow, a ...

A new international standard for emergency preparedness and response in the event of a criticality accident at a nuclear facility has been issued by the International Organization for Standards (ISO).

In Russia in 1997, an unfortunate technician answered the question, “what would have happened if the ‘Demon Core’ was never stopped in 1946?” This episode of [H ...

A criticality incident is when a nuclear fission chain reaction is caused by accident. The cause is usually quite simple. When it comes to fissionable material, like radioactive isotopes of ...

But 60 years ago, WJAR-TV covered something else that seems hard to imagine: a serious nuclear accident, in Charlestown. The United Nuclear Corp. recovered uranium from contaminated wastewater at ...

It doesn't put efforts in deciding what to do if an accident occurs," said Murakami, 81, who oversaw the evacuation of local residents from the village 25 years ago. The criticality accident ...