Atom

Perhaps the most mind-bending fact about atoms is that they are .

: If an atom were expanded to the size of a professional sports stadium, the nucleus (where almost all the mass lives) would be no larger than a marble sitting on the 50-yard line. Perhaps the most mind-bending fact about atoms is

Our understanding of the atom has shifted from philosophical guesses to precise quantum models: What is an Atom? Perhaps the most mind-bending fact about atoms is