jan 2, 1922 - Niels Bohr wins a Nobel prize in physics for studying the atom
Description:
Bohr suggested that electrons orbit in specific circular electron shells and that the electrons jump between these shells by gaining or losing energy.photo credit: https://qph.ec.quoracdn.net/main-qimg-7f94bb9537d7f5206fd074642f018ac7
Added to timeline:
Date:
jan 2, 1922
Now
~ 103 years ago