Who has the biggest nuclear bomb?

Who has the biggest nuclear bomb? Russia’s Tsar bomba: World’s most powerful nuclear weapon of mass destruction. The Tsar bomba exploded about 4 km above the ground and reportedly produced a mushroom cloud 60 km high.

Russia’s Tsar bomba: World’s most powerful nuclear weapon of mass destruction. The Tsar bomba exploded about 4 km above the ground and reportedly produced a mushroom cloud 60 km high.