Plot: Two superpowers, one goal – the race for nuclear supremacy follows the Soviet Union and USA as they struggle to control the most powerful force on the planet and create a "superbomb" that could unleash an explosion 1,000 times greater than Hiroshima. In April 1946, nuclear scientist Edward Teller, who has become known as the father of the hydrogen bomb, arrived at Los Alamos Nuclear Laboratory to chair a secret conference on the most ambitious weapons project the world had ever seen: the creation of a "superbomb"