The first tiny gesture that speaks loudly when someone truly adores you is if they actively listen to you. Nonverbal clues ...

According to the study published in iScience, the open-mouth gesture likely came from biting. Animals would mimic the biting ...

Move your mouth left or right to left ... World of Warcraft by mapping facial gestures to in-game actions. Unfortunately, while Project Gameface is open-source, allowing developers to tweak ...