Bournemouth University neuropsychologist Simon Thompson is an expert on yawning. In 2011, he posited that high levels of the stress hormone cortisol may be a direct cause of yawning. “We believe that ...

Kumamoto Sanctuary If you see or hear someone yawn, you might suddenly feel the urge to do the same, thanks to a well-studied phenomenon known as “contagious yawning.” Now, new research ...

Yawning isn’t the only bodily function that’s contagious. Japanese scientists have discovered that chimpanzees are more likely to urinate when they see other primates going No. 1 as well, as ...

Researchers have unveiled a cutting-edge facial expression synthesis technology that uses “waveform movements” to replicate natural gestures, including breathing, blinking, and yawning ...

Are you yawning yet? Thought so. Infectious yawns are as frustrating as they are intriguing. Sometimes it's enough to need to see someone yawn, hear them talk about it or even read about it for ...

But why? Surely we cannot all be that tired. The truth is the science behind yawning is much more complex than just a few hours too little sleep. Even more complex? Why we seem to yawn because ...