I was trying to learn about how some types of quantum computers work, when I came across this pearl:
en.wikipedia.org/wiki/Wolfgang_Paul#Scientific_results Wolfgang Paul, 1989 Nobel Prize in Physics winner, referred to Wolfgang Pauli, 1945 winner, as his "imaginary part".
I also did a bit of cycling tourism: bicycles.stackexchange.com/questions/3779/im-going-to-take-my-bike-with-me-on-a-plane-do-i-really-need-a-special-bike-tr/84238#84238