Examples for positive, neutral and negative expressions. Copyright held by the authors. Humans perceive emotional expressions displayed by non-human primates and ...

Nine out of ten people favor their right hand. They write with it, eat with it, throw with it, greet strangers with it, and ...

Jimi Hendrix famously played his guitar left-handed, while Ned Flanders opened Springfield’s first and only “Leftorium”, yet ...

BUFFALO, N.Y. ­­ ­ ­­— Saliva is a bodily fluid most of us take for granted despite the significant roles it plays: aiding in digestion, maintaining strong teeth and defending against oral disease.

On dry nights, the San hunter-gatherers of Namibia often sleep under the stars. They have no electric lights or new Netflix releases keeping them awake. Yet when they rise in the morning, they haven’t ...