“The pupil has long been known to be an indicator of a person’s arousal,” Burley explained. “The pupil usually dilates when an image shocks or scares us. The fact that this normal physiological ...

"We identified 12 kinematic features of emotional whole-body movements that have been discussed separately in the literature about previous research. We then extracted all of them from one same ...

For instance, people often mistake a dog’s wagging tail as a sign of happiness, but the American Kennel Club suggests that ...

Like humans, cats use their eyes to convey all types of emotions. Paying attention to a cat's pupils is a great first step to ...

Much like their human owners, they also rely on nonverbal body language to convey their emotions. By listening to these cues, including tail wagging and lip licking, humans can deepen their ...