Feeling Blue? Facial Colour Can Convey Emotion, Say Scientists

Expressions such as “blue in the face”, “green around the gills” and “blushing bride” may be more than colourful descriptions.New research suggests that subtle changes in facial skin colour speak volumes about our emotions.And even though they may be too faint to register consciously, they flag up the feelings of others to aid social communication.A happy face as originally photographed (left) next to the same face retouched to enhance colours associated with