1. The Atom Bomb
... releases enormous amounts of energy in the form of extreme heat and a massive shock wave. These nuclear explosions, in addition to their pressure waves, high winds, and flash burns, produce deadly radiation that contaminates soil and water, and destroyed living matter. The atomic bomb was first created in the early twentieth century. Physicists in the United States and Europe had discovered ... that the fission of uranium could be used to create a deadly explosive weapon. A letter was sent to U.S. president Franklin D. Roosevelt by Albert Einstein that described this discovery and warne...
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