Yawning seems like such a simple act, yet it holds surprising power over us. Just watching someone yawn — even a stranger — can suddenly trigger the irresistible urge to yawn yourself. Why does this ...

Since antiquity, we’ve pondered the purpose behind the yawn, and developed a plethora of both social and scientific theories. A new study analyzing the CT scans of people yawning discovered that this ...

Yawning isn’t just a deep breath indicating tiredness or boredom, but a process that reorganises the flow of fluids out of the brain, according to MRI scans that also suggest we each yawn in a ...