On Error
Say the answer you get is 3 when you’re supposed to get 4. Did you do something wrong? And how does that make you feel?
Of Lifetimes and Linewidths
Resonance can help us understand a deep connection between time and frequency characteristic of all waves, from light to acoustics to the wavefunctions of quantum mechanics.
The Uses of Natural Units
During my first semester of grad school I worked as a teaching assistant for a freshman physics lab, where I occasionally encountered statements like “the mass of the ball was ten.”