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 ...

Water (H₂O): Oxygen shares one electron with each of the two hydrogen atoms. Each hydrogen atom contributes one electron, resulting in oxygen having a total of 8 electrons in its valence shell (2 from ...

A new machine learning algorithm could probe the quantum behavior of molecules, giving chemists a better ability to design new compounds from scratch. The AI system, with the ridiculous-sounding name ...

IN connection with the problem of the constitution of the atom discussed in my letter to NATURE of March 24 last (vol. 107, p. 104), I should like to add a few complementary remarks about the manner ...