Elevator Oddity

Passengers seem to know instinctively how to arrange themselves in an elevator... like the dots on a die. With each additional passenger, the bodies shift, slotting into the open spaces.

The goal, of course, is to maintain (but not too conspicuously) maximum distance and to counteract unwanted intimacies - a code familiar (to half the population) from the urinal bank and (to them and all the rest) from the subway.

Read more about it here.