Health
Social Benefits of Greeting Strangers
A study suggests that engaging with strangers can improve social ties and overall well-being. A teacher implemented this idea in her classroom to test its effectiveness.
Coverage timeline — 1 article
NPR
A study establishes that "social ties" — a fancy way of saying being nice to other, even those you don't know — has benefits. A teacher asked her students to test the thesis in real life.
2026-05-09 11:20 UTC