Discovery And Weapons: The Manhattan Project

The Manhattan Project was a turning point in discovery and weapons. But how do atomic bombs work? Why were they made? And how had it changed us as humans? Nuclear energy has changed humans. It started in 1939 when Albert Einstein, a German scientist, found out that the Nazis were trying to build a powerful bomb. He warned President Roosevelt about it and persuaded him to try to build one before they did. It would change history. Although he did warn them, he was denied “because the left-leaning political activist was deemed a potential security risk” (“The Manhattan Project”). It took 6 years, and a LOT of plutonium, but they finally built a working atomic bomb. There were two types at the time. The gun-like bomb worked where, when