Have you ever passed a stranger on the street and you could tell just by the expression on his face that he was having a miserable day? Or maybe you could tell he was happy or excited? Facial...

When you flash your pearly whites at someone, it’s almost impossible for that person not to smile back. But it turns out that facial expressions don’t just influence those around us, they also...

We all know that person who bounces into the room and just lights it up with positive energy. Maybe you also know that person who always seems to be in a bad mood. Did you ever notice that being...