The nuclear threat has been dormant in the public’s mind since the end the Cold War. But renewed attention due to the wild success of the film “Oppenheimer’' and rising tensions with Russia and China ...

The world’s second-fastest supercomputer is no longer just a symbol of raw computational power, it is now a central character in a high-stakes effort to reinvent how nuclear reactors are designed, ...

A new radiation warning sign has been unveiled, but its macabre symbology should only be seen by those attempting to dismantle large sources. A new radiation warning sign has been unveiled, but it ...

The National Academy of Sciences added a “foreign associate” to its goodly company: Russian physicist Peter Kapitza, Hero of Socialist Labor. He was worthy of the honor. Besides a monster string of ...

40 years after the nation's worst commercial nuclear accident, the remaining reactor still operating at Three Mile Island in South-central Pennsylvania is closing. Exelon announced Wednesday that ...

Nuclear weapons can wipe out an entire city in the blink of an eye, but what about all the good they can do? That was the pitch from this 1965 comic strip that extolled the virtues of nuclear bombs to ...