In 1911 Rutherford proposed that the atom had a small positive nucleus. By 1945 the energy stored in nuclei was used to destroy the city of Hiroshima and end the Second World War. It"s incredible how quickly science can progress when there is money behind it.This image shows a classroom in Chernobyl, site of a nuclear power station accident in 1986.The nucleus is made up of a collection of two different particles of...