July 16 is the 75th anniversary of an event that blights the lives of every one of us on this planet. On that morning in 1945 scientists in the desert of New Mexico in the United States detonated the first atomic bomb. Those bombs were detonated over Hiroshima and Nagasaki on August 6 and 9. Today nuclear problem is not limited to weapons. Sources of danger have become part of our everyday lives. Father William Grimm explores how, apart from the effects of radioactive fallout, the whole world suffered.