51.   Botha actually taunted Tyson throughout the fight, constantly talking to him and even mocking him with theatrical facial expressions.

52.   A computer program allowed the researchers to measure how much of each emotion was contained in each facial expression.

53.   A lot of people misread his facial expressions.

54.   A vision system in the PC would read your facial expressions and determine your mood.

55.   Activity in the female brain hummed in areas that convert feelings into subtle messages such as those conveyed through facial expressions.

56.   All the while, her facial expression remained unchanged.

57.   Botulinus toxin leaves the mind clear but paralyzes the cranial nerves, which control facial expressions, eye and tongue movements, swallowing and breathing, among other functions.

58.   But at the end of the day, the movie belongs to Fishburne, who can just about say it all without even changing his facial expression.

59.   But does facial expression really make a difference in a presidential campaign?

60.   But if our conversational partner wants to cut in, their facial expression will warn us that the interaction is about to change.