Niels Bohr adapted Ernest Rutherford's nuclear model. Bohr did calculations that led him to suggest that electrons orbit the nucleus in shells. The shells are at certain distances from the nucleus.

Constantinos G. Vayenas discusses how our Universe was made, focusing on positron and electron catalysis of neutrino ...

Though his model had limitations, it was a crucial step in the development of quantum mechanics and had far-reaching implications for physics, chemistry, and philosophy. Through his work ...