A well-timed smile could be the ultimate speed-dating hack. Smiles enhanced by artificial intelligence during video chats led to higher romantic attraction, researchers report October 28 in ...

The neuronal signals for smiles usually start in the cortex of our brain. From there they travel to the deeper part, the brainstem -- which, in terms of evolution, also happens to be one of the oldest ...

Smiles light up the room when you let one grace your face, but did you know there are different types of smiles? We all have our favorite smile, and we love watching our partner or friends' faces ...

We’re all accustomed to flashing a fake smile now and then—at a boss’s joke, say, or while we navigate a crowd at a party. But The New York Times today reports on a study suggesting that this simple, ...

For most of recorded human history, the open smile has been “deeply unfashionable,” observes writer Nicholas Jeeves in his essay “The Serious and the Smirk: The Smile in Portraiture.” Today, we ...