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

The Tsar Bomba was the largest thermonuclear weapon ever exploded, ... Designed as a 100-megaton bomb, Tsar Bomba was considered too dangerous to test at its full destructive potential.

The Tsar Bomba was the largest hydrogen bomb ever detonated. Credit: Rosatom Ars Technica: The propaganda value seems to be why the Soviets developed Tsar Bomba—that, and deterrence.

The hydrogen bomb, which carried the force of 50 million tons of conventional explosives, was detonated in a test in October 1961. Russia releases secret footage of 1961 'Tsar Bomba' hydrogen ...

Russia has released new footage of “Tsar Bomba,” the largest bomb ever tested. The Soviet Union exploded the bomb in its Arctic region in 1961. It was so powerful, people felt heat 170 miles away.

The most powerful nuclear bomb in history went off on October 30, 1961, over the Arctic island of Novaya Zemlya. Developed in part by Soviet dissident Andrei Sakharov, it was more than 2,000 times ...

Andrei Sakharov, who was born 100 years ago this week, is widely remembered as one of the 20th century's most outspoken and dedicated champions of human rights and freedom. He was also the "father ...

The explosive force of the device — nicknamed Tsar Bomba, or the Tsar’s bomb, and set off on Oct. 30, 1961 — was 50 megatons, or the equivalent of 50 million tons of conventional explosive.

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.

The explosive force of the Soviet device — nicknamed Tsar Bomba, or the Tsar’s bomb, and set off on Oct. 30, 1961 — was 50 megatons, or equal to 50 million tons of conventional explosives.

Developed between 1956 and 1961 as the Soviet Union engaged in a nuclear arms race with the United States, the Tsar Bomba - the King of Bombs - was the largest hydrogen bomb ever and was claimed ...