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The Soviet atomic bomb test that proved Stalin had caught up

After the first Soviet nuclear detonation in 1949, Moscow pushed hard to create a more practical and efficient weapon. The ...
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How the First Nuclear Explosion Led to the Discovery of a Rare Form of Matter

On July 16, 1945, the United States conducted the world’s first-ever nuclear test, known as the Trinity test, in the desert of New Mexico. This test marked a watershed moment in history, not only ...
OPB

The U.S. claims China is conducting secret nuclear tests. Here’s what that means

A DF-17 road-mobile medium-range ballistic missile is seen during a military parade in Beijing's Tiananmen Square on September 3, 2025. China may want to develop new nuclear warheads for its ...