Psychology research suggests that the human body, particularly the muscles on our face, plays a key part in the processing of ...

A scientist who examined the facial muscles in cadavers has found that the muscles which control our facial expressions are not common to everyone. Share: Facebook Twitter Pinterest LinkedIN Email.

Coyotes Might Make ‘Puppy Eyes,’ Suggesting the Facial Expression Evolved for More Than Just Cuteness The wild canines have the same muscles used by domestic dogs to create the wide-eyed ...

In 1862, French neurologist Guillaume-Benjamin-Amand Duchenne de Boulogne published The Mechanism of Human Facial Expression, a scientific and aesthetic text on the ways in which the muscles of ...

You’ve probably heard the claim that it takes more muscles to frown than to smile. It’s usually framed as a feel-good reason to turn your frown upside down – less effort, more joy. But ...

Both are important to creating facial expressions in dogs and humans, and the researchers were specifically looking at the ratio of slow-twitch to fast-twitch fibers in these muscles.

These were first defined in 1978 by psychologist Paul Ekman, who codified facial expressions in the Facial Action Coding System (FACS) by action units, or muscles or groups of muscles that went ...

African wild dogs might use facial expressions to communicate with each other as they hunt in packs on the savanna. Arno Meintjes via Flickr under CC BY-NC-SA 2.0 DEED Puppy-dog eyes are irresistible.

In a study published in the journal Behavioural Processes last month, two US scientists counted 276 different facial expressions when domesticated cats interacted with one another.

4. Get cheeky: Open your mouth into an “O” shape and place your fingers just over your cheek muscles.Smile, lifting your cheeks, hold for 20–30 seconds, and then release. Do this exercise 10 ...