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Beyond nuclear weapons

Aug 3, 2005

It is 60 years ago this month that the worlds of physics and politics collided in a way that will never be forgotten. On 6 August 1945 a nuclear bomb exploded with a force equal to 13,000 tonnes of TNT above the Japanese city of Hiroshima. Three days later, on 9 August, a second, more powerful bomb devastated Nagasaki. Since then, governments around the world have employed large numbers of scientists and engineers to design, build and test ever more powerful nuclear weapons. And since 1945 large numbers of people - including many of the physicists who worked on the bomb at Los Alamos - have also campaigned against nuclear weapons.

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