Not long ago, energy analysts noticed something weird in the data they were tracking. The abnormality was coming from Pakistan. All of a sudden, the country seemed to be using far, far less electricity than before. What the analysts would discover baffled them – it was a different kind of power surge brewing right under their noses. And it could have ripple effects far and wide.

Being discriminated against — due to your ethnicity, gender, sexuality, religion, age or anything else — is harmful and wrong. A new study shows it also... changes the bacteria in your stool?