The Tsar Bomba exploded with a destructive power equivalent to more than 1500 times that of the weapons dropped over Japan in 1945. It created a fireball more than 8 kilometers wide, ...

The Tsar Bomba, the largest and most powerful nuclear weapon ever detonated, remains an iconic and terrifying testament to the destructive power of nuclear energy. Developed by the Soviet Union during ...

Consider the damage a 100-megaton version of the Tsar Bomba could inflict on Los Angeles — say, if detonated directly above the U.S. Bank Tower, the tallest building west of the Mississippi River.

T he Tsar Bomba test came during a period when the US was trying to build high-yield thermonuclear devices that it could practicably deliver by air, the aspiration behind the disastrous Castle ...

The Tsar Bomba mushroom cloud. Photo: Fair use Atlas Obscura on Slate is a blog about the world's hidden wonders. Like us on Facebook, Tumblr, or follow us on Twitter. Just after midday on October ...

Consider the damage a 100-megaton version of the Tsar Bomba could inflict on Los Angeles — say, if detonated directly above the U.S. Bank Tower, the second tallest building west of the ...

A newly-declassified video shows the testing of the Tsar Bomba, a nuclear weapon built by the former Soviet Union. The bomb was built in the midst of the Cold War, and only one was ever constructed.

1961: The Soviet Union detonates the largest nuclear or thermonuclear weapon ever constructed. The Tsar Bomba (as it was known in the West; the Soviets referred to it as Big Ivan or, more ...

Largest-ever hydrogen bomb blast shown in declassified Russian video. Tsar Bomba was the most powerful nuclear weapon ever built and tested, with more than 3,000 times the power of the Hiroshima bomb.