Why symmetry gets really interesting when it is broken

Does my algorithm have a mental-health problem?

Is my car hallucinating? Is the algorithm that runs the police surveillance system in my city paranoid? Marvin the android in Douglas Adams’s Hitchhikers Guide to the Galaxy had a pain in all the diodes down his left-hand side.

Poor Grades Tied to Class Times That Don’t Match Our Biological Clocks

Unhappiness Is a Palate-Cleanser

Happiness, in one form or another, seems to be a common goal that most of us would like to attain. We often behave as though we might find a route to contentment—comfort, satiety, warmth, or some other reward—and be happy all the time if we could just make the right choices. But pleasure is often fleeting, even from the most appealing experiences, giving rise to ennui and sparking the drive for something new and sensational.