Look back to the most powerful nuclear weapon in the world, the Tsar Bomba. It is developed by the Soviet Union, the bomb of about 50 megatons was codenamed Ivan by its developers. This bomb is tested in Novaya Zemlya an island in the Arctic Sea on October 30, 1961. The device was scaled down from its original design of 100 megatons to reduce the resulting nuclear fallout. Watch the video…

[via Techeblog]