What is the most powerful weapon on earth?

What is the most powerful weapon on earth? Weapons experts agree it’s the Tsar[1] Hydrogen Bomb detonated on October 30^th 1961. The bomb had a yield of 50 Megatons of TNT, it was the most powerful man-made explosion in history. The explosion was the equivalent of 1570x of both the Hiroshima and Nagasaki explosions[2], it was 10x all the conventional weapons used in WW II. Nikita Khrushchev, head of the Soviet Union, wanted to demonstrate his nation’s power to the world and in particular the United States.  

            Today most nuclear powers, use the same technology in their own missiles. Where does a Hydrogen bomb get its power? It uses the power present in the Uranium₂₃₈ atoms and unleashes it the right time to deliver a devastating attack on its intended target.  The power was always present in