The energy state of an atom is denoted by its principal quantum number, designated n, which defines the probability of ...

Science is collaborative, painstaking and iterative, with progress slow and some unsung scientific heroes lost to time. But every once in a while, a key event, discovery or conceptual breakthrough has ...

At a small local chapter meeting of a professional society, Gordon Moore's talk laid out the rudiments of what would become "Moore's law", which would govern the electronics industry for a half ...