Photo: Niels Bohr's research notes for his new atomic theory Rutherford's find came from a very strange experience. Everyone at that time imagined the atom as a "plum pudding." That is ...

Chadwick's own research focused on radioactivity. In 1919 Rutherford had discovered the proton, a positively charged particle within the atom's nucleus. But they and other researchers were finding ...

Manchester is the birthplace of nuclear physics and this year marks 100 years since Ernest Rutherford ‘split the atom’ at The University of Manchester…or does it? In 1917, the Nobel Prize winner ...

Donald Trump angered New Zealanders on his first day in office when he asserted that America split the atom, something that Sir Ernest Rutherford of Nelson, New Zealand, accomplished. During the ...

Atoms have a central positive nucleus. Most of the mass of an atom is found in the nucleus. 1913 Bohr In-depth work on Rutherford's model showed it had limitations. The electrons should just ...