When I interviewed Andrew Gallup, I yawned five times in the space of half an hour. That wasn’t because he was boring. It was because he studies yawning—and not just in humans, either. Gallup, a ...

Everybody yawns. More than that, every animal with a spine yawns, too. And thanks to some dutiful research by yawn specialists, we now know more about yawns than ever. That is to say: Mammals with ...

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 that researcher Andrew ...

Fascinated by the cuteness of animals yawning on Youtube? This is the study you've been wanting for your entire life. Youtube records of animal yawns over a range of species have formed the basis for ...

Do you know someone who spends a long time yawning? He may not be lazy he may just have a big, neuron-rich brain. A new study published this week in Biology Letters found the amount of time it takes ...

Have you ever caught yourself yawning right after someone else did? The same happens to budgies. Biologists have just noted that contagious yawning also occurs between members of a bird species.

Small-brained animals with fewer neurons in the cerebral cortex had shorter yawns than large-brained animals with more cortical neurons. These theories remain controversial. But if true, Gallup ...

Baby hippos, also known as calves, are adorable and exhibit fascinating behaviors, including yawning. When baby hippos yawn, ...

These hilarious photos show some of nature’s mightiest animals — yawning away! From a giant basking hippo with its mouth stretched open to a group of sultry sea lions, these images show some of the ...

Dogs can catch yawns from humans, regardless of whether they are familiar with the person, according to a study. The authors of the paper say their findings question the idea that contagious yawning ...

Have you ever found yourself starting to yawn just because you saw someone else do it? It’s not your imagination: Yawns really are contagious! In fact, humans can feel the urge to yawn after seeing, ...