In 1955, during the height of the Cold War, the Soviet Union prepared for one of its most significant nuclear milestones: the first airborne test of the RDS-37, a powerful two-stage hydrogen bomb ...
See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. THE FIRST NUCLEAR reactor on earth went critical 2 billion years ago in ...
Seventy-seven years ago, the Soviet Union successfully tested its first atomic weapon, breaking the United States' monopoly ...
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