6 Stories

Study Finds Long Yawns Are Sign of Big Brain

That's because yawns are actually a cooling mechanism for the brain

(Newser) - Yawning doesn't mean you're bored, it just means you've got one big, hot brain in your head, according to a study published Tuesday in Biology Letters . The Atlantic reports researcher Andrew Gallup had his students go online to collect videos of animals yawning (not a hard task... More »

Study: Men Are Less Likely to Catch a Yawn

So-called 'contagious' yawning has been linked to empathy

(Newser) - Contagious yawning has long been linked to empathy—we are more likely to yawn when someone we know yawns than when a stranger does. But now researchers in Pisa, Italy, have taken it a step further. They spent five years "surreptitiously" tracking real-world yawns, as Science puts it (the... More »

Scans Show Fetuses Do Yawn

Study says yawning definitely different from regular mouth-opening in scans

(Newser) - Ahh, the life of a growing baby—so tiring! New 4D scans of 15 fetuses found that fetuses do actually yawn while in the womb, ScienceDaily reports. But it's actually not because they're tired, the lead researcher says; rather, "the frequency of yawning in the womb may... More »

Babies Immune to 'Contagious' Yawns

Tendency to 'catch' yawns doesn't occur until age five, study shows

(Newser) - Yawning is contagious—unless you're a baby. Children are immune to the phenomenon until the age of five, a new study shows. Dogs and chimpanzees also "catch" yawns, even from people, but human youngsters only yawn spontaneously, psychologists found after studying 22 children. They showed each videos of other... More »

Judge Jails Yawning Man for 6 Months

(Newser) - Make sure you've had a good night's sleep before going to court in Illinois. Clifton Williams, 33, went to support his cousin during a hearing on a felony drugs charge, but during the sentencing he stretched his arms and let out a loud, distracting yawn. His cousin got just two... More »

Caught My Yawn? Aren't You Sweet

Study discovers contagious yawning is sign of empathy

(Newser) - If you yawn when someone nearby does, it may mean you're an empathetic person, a new study has found. Research shows that infectious yawning is a psychological phenomenon, limited to humans and some of their ape relatives, and that those more likely to "catch" yawns appear to be more... More »

6 Stories