(Photo: Lindsey Turner)We know that yawning is contagious for dogs--even across species. If y...  ...o. Which leads some researchers to speculate that yawning is a social activity that denotes empathy. Jason...  ...ty to the yawn contagion. In addition, contagious yawning is eli...

The following is from the magazine The Annals of I...  ...orships, or prize money dedicated to the subject, yawning can be of great appeal to an experimentalist. A y...  ...of the many experiments that have been documented. Yawning in Church and in SchoolJoseph E. Moore of the Jes...  ...-century ago:“Some...

Yawning is contagious, that much we know. A new...  ...us, that much we know. A new study has shown that yawning is contagious to man's best friend:...  ...n when they only hear the sound of us yawning , the strongest evidence yet that canines may b...

According to a BBC News article by Victoria Gill, researchers at Emory University in Atlanta, Georgia have discovered that chimpanzees will yawn after watching animated chimpanzees yawn. They hope to use this informatio...

Why do we yawn? Andrew Gallup, a researcher at Bin...  ...to a new study that found the primary purpose of yawning is to control brain temperature.The finding solve...  ...rature.The finding solves several mysteries about yawning , such as why it's most commonly done just before...  ...sleeping, why certain dise...