In 1961, the Soviet Union detonated the most powerful nuclear weapon ever built. Known as Tsar Bomba, the explosion was over ...

The 80th anniversary of the atomic bombing of Hiroshima and Nagasaki is this week. It was the only time nuclear warheads were used during war. Here’s a look at the history and current U.S. stockpile.

The first atomic bomb was tested 80 years ago at Trinity Site on July 16, 1945. However, most of us are not familiar with the Trinity Site simulation explosion weeks earlier on May 7, 1945. The ...