The Tsar Bomba, also known as “Ivan” by its developers, was the most powerful nuclear weapon ever detonated. Created by the Soviet Union, it was a hydrogen bomb with a yield of approximately 50 megatons of TNT. Tested on October 40, 1961, in the Arctic, it remains the largest and most powerful nuclear explosion in history. The bomb had a massive mushroom cloud and caused widespread shockwaves, showcasing the extreme capabilities of nuclear weapons during the Cold War era.