The tragedy happened 4000 km from the front. A Russian bomber, the Tu-22M3, crashed this Wednesday 2 April in Siberia.

The Tsar Bomba wasn’t just a bomb—it was a message. In 1961, the Soviet Union detonated the largest nuclear weapon ever built, unleashing a 50-megaton explosion that was 3,000 times more ...

And all this came from a 1.4 megaton bomb. Tsar Bomba, which was the largest nuclear bomb that has ever been detonated, was 50 megatons. So what would happen if we detonated that above the United ...

The flash of light from the blast was visible up to 620 miles away. The Tsar Bomba, as the test was ultimately known, had a yield between 50 and 58 megatons, twice the size of the second largest ...

Video of the Tsar Bomba detonation can be found here, as part of an episode of The History Channel's "Modern Marvels." ...