A litmus test is an idiom for a challenge. But why? In a 2024 New York Times piece exploring the controversy over married couples in Japan using separate surnames, the Times headline read: "A Litmus ...

Last week was a holiday week with fewer days of school for my kids, so I decided to do a little experiment with them and the other kids on our street who were willing to participate. What I asked them ...

Last week was a holiday week with fewer days of school for my kids, so I decided to do a little experiment with them and the other kids on our street who were willing to participate. What I asked them ...