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Bigger-Brained Species Have Longer Yawns
Kerry Grens | Oct 5, 2016
Yawn duration also correlates with the number of cortical neurons, according to a study.
Multiple Sclerosis: Is Yawning a Warning?
Benjamin Skuse | Sep 1, 2016
Neuropsychologist Simon Thompson found a possible link between yawning and multiple sclerosis. So what better way to get under the skin of his research than volunteering to take part in one of his experiments?
Are Apes as Empathetic as Humans?
Shreya Dasgupta | Aug 12, 2014
In the absence of complex emotional bonds, humans and bonobos show similar empathy, according to a study.
Curiouser and Curiouser
Kenneth C. Catania | Aug 23, 2012
A review of the new book
, which delves into the quirks of human conduct.
Yawns More Contagious Among Friends
Jef Akst | Dec 7, 2011
People who are emotionally connected are more likely to catch the yawns from one another.
Why We Yawn
Edyta Zielinska | Nov 17, 2011
Rather than fatigue or boredom, researchers propose that yawning may cool an overheated brain.