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The explosive science behind the biggest human-made blasts on Earth
How the top-secret Manhattan Project saw the invention of the atomic bomb, which culminated in the end of one war and the beginning of another
Today, every one of the crew members who carried out the bombings on Hiroshima and Nagasaki is dead. As the 80th anniversary of the attacks approaches, Stephen Walker, one of the last writers to interview them, revisits what they told him
Techno-optimists have declared a nuclear renaissance
V-Force: Britain’s Nuclear Bombers
Of the hundreds of thousands of asteroids in our solar system, it is all too feasible that one could strike Earth. If scientists discover this is likely to happen, what are our options for defending ourselves – and who will make the key decisions? Tomas Weber reports
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