A part of Rutherford’s scattering experiments, this particular experiment involved shooting alpha particles at a piece of gold foil with the source, foil, and detector placed in a vacuum vessel.

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, it was roughly ...

No discovery struck deeper into the scientific understanding of reality, with more profound implications for civilization, than Rutherford’s revelation of the architecture of the atom. A century ago ...