At first blush, you look happy -- or sad, or angry
Our faces broadcast our feelings in living color -- even when we don't move a muscle. That's the conclusion of a groundbreaking study into human expressions of emotion, which found that people are able to correctly identify other people's feelings up to 75 percent of the time -- based solely on subtle shifts in blood flow color around the nose, eyebrows, cheeks or chin.
Source: ScienceDaily