In simple terms, that assertion is correct, but for those with an expertise in the field, the longer answer to who did it first is almost as complex as the science involved. After all, as particle ...

This video also looks at the basic parts of an atom (protons, neutrons and electrons) and why the traditional model of the atom is not correct. Electrons are unpredictable - we cannot know the ...

It has been used for more than 120 years, she said, to acknowledge scientists who identified and manipulated the parts of an atom ... in 1904 proposed a model of the atom — was the first ...

BBC Bitesize A simple model of an atom shows a nucleus ... proving that the atom had smaller constituent parts. That opened the door to subatomic hypotheses and experimentation.