In a sense, U.S. nuclear weapons exist not to be used. And while nuclear threats seem far away, a tool from one group brings the scenario close to home.

Next month it will have been 80 years since the Japanese cities of Hiroshima and Nagasaki were devastated by nuclear attacks. More than 200,000 people – mostly citizens – would die by the year's end ...

As global concern over nuclear tensions periodically resurfaces, one of the world’s leading historians of nuclear weapons has broken down, in stark detail, what a human would experience during an atom ...

Vladimir Putin fuelled World War Three fears b ybroadcasting simulation of London being nuked. As the destruction unfolds, a rolling ticker informs audiences how many people would be killed if Putin ...