The Tsar Bomba wasn’t just a bomb—it was a message. In 1961, the Soviet Union detonated the largest nuclear weapon ever built ...

Why the Soviets built such a massive bomb to begin with, and how it became one of the cleanest nuclear bombs ever detonated, why the inventor of the largest nuclear bomb received a peace prize from ...

The Tsar Bomba was the largest thermonuclear weapon ever exploded, and it earned that title in spades. But there were some unforeseen aftereffects.

After the Soviet Union tested the Tsar Bomba in 1961—the highest-yield nuclear device in history—the White House issued the following statement. “Fear is the oldest weapon in history.

Tsar Bomba nuclear test was the biggest ever: Since Russia first invaded Ukraine nearly two years ago, President Vladimir Putin and other Kremlin officials have routinely threatened nuclear ...