Feeling stressed yet? (Credit: boyhey/Shutterstock)

It’s happened to all of us. You’re out and about when you notice that your phone is running low on battery. For many, the realization sparks a sense of urgency, and lends new meaning to plans we may have already laid. Edging that battery icon back up becomes a goal of singular urgency, a task that lends a frisson of unease to our everyday lives.

At least, that’s what two researchers in Europe found when they surveyed a small group of Lon